diff --git a/src/mesh/cfMesh/utilities/boundaryLayers/extrudeLayer/extrudeLayer.C b/src/mesh/cfMesh/utilities/boundaryLayers/extrudeLayer/extrudeLayer.C
index 05e736d4b..2c74c8f27 100644
--- a/src/mesh/cfMesh/utilities/boundaryLayers/extrudeLayer/extrudeLayer.C
+++ b/src/mesh/cfMesh/utilities/boundaryLayers/extrudeLayer/extrudeLayer.C
@@ -377,7 +377,7 @@ void extrudeLayer::createNewVertices()
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 globalLabels.byteSize()
             );
@@ -393,7 +393,7 @@ void extrudeLayer::createNewVertices()
             labelList receivedData;
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
 
diff --git a/src/mesh/cfMesh/utilities/boundaryLayers/refineBoundaryLayers/refineBoundaryLayersFaces.C b/src/mesh/cfMesh/utilities/boundaryLayers/refineBoundaryLayers/refineBoundaryLayersFaces.C
index eb2c09abe..7e5923bbe 100644
--- a/src/mesh/cfMesh/utilities/boundaryLayers/refineBoundaryLayers/refineBoundaryLayersFaces.C
+++ b/src/mesh/cfMesh/utilities/boundaryLayers/refineBoundaryLayers/refineBoundaryLayersFaces.C
@@ -1052,7 +1052,7 @@ void refineBoundaryLayers::generateNewFaces()
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 sendData.byteSize()
             );
@@ -1068,7 +1068,7 @@ void refineBoundaryLayers::generateNewFaces()
 
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
 
diff --git a/src/mesh/cfMesh/utilities/decomposeCells/decomposeCellsDecomposition.C b/src/mesh/cfMesh/utilities/decomposeCells/decomposeCellsDecomposition.C
index 90332591e..34427fbf7 100644
--- a/src/mesh/cfMesh/utilities/decomposeCells/decomposeCellsDecomposition.C
+++ b/src/mesh/cfMesh/utilities/decomposeCells/decomposeCellsDecomposition.C
@@ -120,7 +120,7 @@ void decomposeCells::checkFaceConnections(const boolList& decomposeCell)
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 decFace.byteSize()
             );
@@ -135,7 +135,7 @@ void decomposeCells::checkFaceConnections(const boolList& decomposeCell)
 
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
 
diff --git a/src/mesh/cfMesh/utilities/helperFunctions/helperFunctionsPar.C b/src/mesh/cfMesh/utilities/helperFunctions/helperFunctionsPar.C
index c5e99c7f1..81a33327a 100644
--- a/src/mesh/cfMesh/utilities/helperFunctions/helperFunctionsPar.C
+++ b/src/mesh/cfMesh/utilities/helperFunctions/helperFunctionsPar.C
@@ -82,7 +82,7 @@ void whisperReduce(const ListType& neis, const scatterOp& sop, gatherOp& gop)
     {
         //- receive the data
         List<T> receivedData;
-        IPstream fromOtherProc(Pstream::commsTypes::blocking, above[aboveI]);
+        IPstream fromOtherProc(Pstream::blocking, above[aboveI]);
         fromOtherProc >> receivedData;
 
         gop(receivedData);
@@ -99,7 +99,7 @@ void whisperReduce(const ListType& neis, const scatterOp& sop, gatherOp& gop)
         //- send the data
         OPstream toOtherProc
         (
-            Pstream::commsTypes::blocking,
+            Pstream::blocking,
             neiProc,
             dts.byteSize()
         );
@@ -113,7 +113,7 @@ void whisperReduce(const ListType& neis, const scatterOp& sop, gatherOp& gop)
     {
         //- receive the data
         List<T> receivedData;
-        IPstream fromOtherProc(Pstream::commsTypes::blocking, below[belowI]);
+        IPstream fromOtherProc(Pstream::blocking, below[belowI]);
         fromOtherProc >> receivedData;
 
         gop(receivedData);
@@ -130,7 +130,7 @@ void whisperReduce(const ListType& neis, const scatterOp& sop, gatherOp& gop)
         //- send the data
         OPstream toOtherProc
         (
-            Pstream::commsTypes::blocking,
+            Pstream::blocking,
             neiProc,
             dts.byteSize()
         );
@@ -160,7 +160,7 @@ void exchangeMap
     {
         OPstream toOtherProc
         (
-            Pstream::commsTypes::blocking,
+            Pstream::blocking,
             iter->first,
             sizeof(label)
         );
@@ -172,7 +172,7 @@ void exchangeMap
     {
         IPstream fromOtherProc
         (
-            Pstream::commsTypes::blocking,
+            Pstream::blocking,
             iter->first,
             sizeof(label)
         );
@@ -184,7 +184,7 @@ void exchangeMap
             receiveData.insert(iter->first);
     }
 
-    if( commsType == Pstream::commsTypes::blocking )
+    if( commsType == Pstream::blocking )
     {
         //- start with blocking type of send and received operation
 
@@ -198,7 +198,7 @@ void exchangeMap
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 iter->first,
                 dts.byteSize()
             );
@@ -213,14 +213,14 @@ void exchangeMap
 
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 iter->first
             );
 
             data.appendFromStream(fromOtherProc);
         }
     }
-    else if( commsType == Pstream::commsTypes::scheduled )
+    else if( commsType == Pstream::scheduled )
     {
         //- start with scheduled data transfer
         //- this type of transfer is intended for long messages because
@@ -236,7 +236,7 @@ void exchangeMap
 
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::scheduled,
+                Pstream::scheduled,
                 iter->first
             );
 
@@ -256,7 +256,7 @@ void exchangeMap
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::scheduled,
+                Pstream::scheduled,
                 iter->first,
                 dts.byteSize()
             );
@@ -275,7 +275,7 @@ void exchangeMap
 
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::scheduled,
+                Pstream::scheduled,
                 riter->first
             );
 
@@ -295,7 +295,7 @@ void exchangeMap
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::scheduled,
+                Pstream::scheduled,
                 riter->first,
                 dts.byteSize()
             );
@@ -310,7 +310,7 @@ void exchangeMap
             "template<class T, class ListType>"
             "void exchangeMap"
             "(const std::map<label, ListType>& m, LongList<T>& data,"
-            " const Pstream::commsTypes commsType)"
+            " const Pstream commsType)"
         ) << "Unknown communication type" << exit(FatalError);
     }
 
@@ -347,7 +347,7 @@ void exchangeMap
 
         OPstream toOtherProc
         (
-            Pstream::commsTypes::blocking,
+            Pstream::blocking,
             iter->first,
             dataToSend.byteSize()
         );
@@ -362,7 +362,7 @@ void exchangeMap
 
         IPstream fromOtherProc
         (
-            Pstream::commsTypes::blocking,
+            Pstream::blocking,
             iter->first
         );
 
diff --git a/src/mesh/cfMesh/utilities/helperFunctions/helperFunctionsPar.H b/src/mesh/cfMesh/utilities/helperFunctions/helperFunctionsPar.H
index 995446c36..da63fb225 100644
--- a/src/mesh/cfMesh/utilities/helperFunctions/helperFunctionsPar.H
+++ b/src/mesh/cfMesh/utilities/helperFunctions/helperFunctionsPar.H
@@ -68,7 +68,7 @@ void exchangeMap
 (
     const std::map<label, ListType>&,
     LongList<T>&,
-    const Pstream::commsTypes commsType = Pstream::commsTypes::blocking
+    const Pstream commsType = Pstream::blocking
 );
 
 //- sends the data stored in a map to other processors and receives the data
diff --git a/src/mesh/cfMesh/utilities/meshes/partTetMesh/partTetMesh.C b/src/mesh/cfMesh/utilities/meshes/partTetMesh/partTetMesh.C
index 590178019..c80be496e 100644
--- a/src/mesh/cfMesh/utilities/meshes/partTetMesh/partTetMesh.C
+++ b/src/mesh/cfMesh/utilities/meshes/partTetMesh/partTetMesh.C
@@ -594,7 +594,7 @@ void partTetMesh::updateOrigMesh(boolList* changedFacePtr)
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 pBnd[patchI].neiProcNo(),
                 sendData.byteSize()
             );
@@ -608,7 +608,7 @@ void partTetMesh::updateOrigMesh(boolList* changedFacePtr)
 
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 pBnd[patchI].neiProcNo()
             );
 
diff --git a/src/mesh/cfMesh/utilities/meshes/partTetMesh/partTetMeshAddressing.C b/src/mesh/cfMesh/utilities/meshes/partTetMesh/partTetMeshAddressing.C
index 9216d6124..8c60fbc8c 100644
--- a/src/mesh/cfMesh/utilities/meshes/partTetMesh/partTetMeshAddressing.C
+++ b/src/mesh/cfMesh/utilities/meshes/partTetMesh/partTetMeshAddressing.C
@@ -91,7 +91,7 @@ void partTetMesh::createPointsAndTets
 
         OPstream toOtherProc
         (
-            Pstream::commsTypes::blocking,
+            Pstream::blocking,
             procBoundaries[patchI].neiProcNo(),
             dataToSend.byteSize()
         );
@@ -106,7 +106,7 @@ void partTetMesh::createPointsAndTets
 
         IPstream fromOtherProc
         (
-            Pstream::commsTypes::blocking,
+            Pstream::blocking,
             procBoundaries[patchI].neiProcNo()
         );
 
diff --git a/src/mesh/cfMesh/utilities/meshes/polyMeshGenAddressing/polyMeshGenAddressingParallelAddressing.C b/src/mesh/cfMesh/utilities/meshes/polyMeshGenAddressing/polyMeshGenAddressingParallelAddressing.C
index 475d9322e..c48e909da 100644
--- a/src/mesh/cfMesh/utilities/meshes/polyMeshGenAddressing/polyMeshGenAddressingParallelAddressing.C
+++ b/src/mesh/cfMesh/utilities/meshes/polyMeshGenAddressing/polyMeshGenAddressingParallelAddressing.C
@@ -134,7 +134,7 @@ void polyMeshGenAddressing::calcGlobalPointLabels() const
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 dataToSend.byteSize()
             );
@@ -145,7 +145,7 @@ void polyMeshGenAddressing::calcGlobalPointLabels() const
         {
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
             labelList receivedData;
@@ -239,7 +239,7 @@ void polyMeshGenAddressing::calcGlobalPointLabels() const
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 dataToSend.byteSize()
             );
@@ -250,7 +250,7 @@ void polyMeshGenAddressing::calcGlobalPointLabels() const
         {
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
             labelList receivedData;
@@ -347,7 +347,7 @@ void polyMeshGenAddressing::calcGlobalFaceLabels() const
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 dataToSend.byteSize()
             );
@@ -361,7 +361,7 @@ void polyMeshGenAddressing::calcGlobalFaceLabels() const
         {
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
 
@@ -532,7 +532,7 @@ void polyMeshGenAddressing::calcGlobalEdgeLabels() const
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 dataToSend.byteSize()
             );
@@ -543,7 +543,7 @@ void polyMeshGenAddressing::calcGlobalEdgeLabels() const
         {
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
             labelList receivedData;
@@ -645,7 +645,7 @@ void polyMeshGenAddressing::calcGlobalEdgeLabels() const
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 dataToSend.byteSize()
             );
@@ -656,7 +656,7 @@ void polyMeshGenAddressing::calcGlobalEdgeLabels() const
         {
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
             labelList receivedData;
diff --git a/src/mesh/cfMesh/utilities/meshes/polyMeshGenChecks/polyMeshGenChecksGeometry.C b/src/mesh/cfMesh/utilities/meshes/polyMeshGenChecks/polyMeshGenChecksGeometry.C
index 0994b16ef..a3c1e0b39 100644
--- a/src/mesh/cfMesh/utilities/meshes/polyMeshGenChecks/polyMeshGenChecksGeometry.C
+++ b/src/mesh/cfMesh/utilities/meshes/polyMeshGenChecks/polyMeshGenChecksGeometry.C
@@ -621,7 +621,7 @@ bool checkTetQuality
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 markedFaces.byteSize()
             );
@@ -634,7 +634,7 @@ bool checkTetQuality
             labelList receivedData;
             IPstream fromOtheProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
             fromOtheProc >> receivedData;
@@ -824,7 +824,7 @@ bool checkMinTwist
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 cCentres.byteSize()
             );
@@ -840,7 +840,7 @@ bool checkMinTwist
 
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
 
@@ -1140,7 +1140,7 @@ void checkMinVolRatio
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 vol.byteSize()
             );
@@ -1156,7 +1156,7 @@ void checkMinVolRatio
 
             IPstream fromOtheProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
 
@@ -1569,7 +1569,7 @@ bool checkCellPartTetrahedra
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBnd[patchI].neiProcNo(),
                 sendData.byteSize()
             );
@@ -1583,7 +1583,7 @@ bool checkCellPartTetrahedra
 
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBnd[patchI].neiProcNo()
             );
 
@@ -1670,7 +1670,7 @@ void checkFaceDotProduct
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 cCentres.byteSize()
             );
@@ -1683,7 +1683,7 @@ void checkFaceDotProduct
             vectorField otherCentres;
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
 
@@ -2079,7 +2079,7 @@ bool checkFacePyramids
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 markedFaces.byteSize()
             );
@@ -2092,7 +2092,7 @@ bool checkFacePyramids
             labelList receivedData;
             IPstream fromOtheProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
             fromOtheProc >> receivedData;
@@ -2182,7 +2182,7 @@ void checkFaceSkewness
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 cCentres.byteSize()
             );
@@ -2197,7 +2197,7 @@ void checkFaceSkewness
             vectorField otherCentres;
             IPstream fromOtheProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
 
@@ -2424,7 +2424,7 @@ void checkFaceUniformity
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 dst.byteSize()
             );
@@ -2439,7 +2439,7 @@ void checkFaceUniformity
             scalarField otherDst;
             IPstream fromOtheProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
 
@@ -2888,7 +2888,7 @@ bool checkFaceFlatness
         {
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 sizeof(label)
             );
@@ -2901,7 +2901,7 @@ bool checkFaceFlatness
         {
             IPstream fromOtheProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 sizeof(label)
             );
@@ -2917,7 +2917,7 @@ bool checkFaceFlatness
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 markedFaces[patchI].byteSize()
             );
@@ -2933,7 +2933,7 @@ bool checkFaceFlatness
             labelList receivedData;
             IPstream fromOtheProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 nMarkedOnOtherProcs[patchI]*sizeof(label)
             );
diff --git a/src/mesh/cfMesh/utilities/meshes/polyMeshGenModifier/polyMeshGenModifierAddBufferCells.C b/src/mesh/cfMesh/utilities/meshes/polyMeshGenModifier/polyMeshGenModifierAddBufferCells.C
index 6c6068397..c31ae7d0a 100644
--- a/src/mesh/cfMesh/utilities/meshes/polyMeshGenModifier/polyMeshGenModifierAddBufferCells.C
+++ b/src/mesh/cfMesh/utilities/meshes/polyMeshGenModifier/polyMeshGenModifierAddBufferCells.C
@@ -90,7 +90,7 @@ void polyMeshGenModifier::addBufferCells()
 
         OPstream toOtherProc
         (
-            Pstream::commsTypes::blocking,
+            Pstream::blocking,
             procBoundaries[patchI].neiProcNo()
         );
 
@@ -103,7 +103,7 @@ void polyMeshGenModifier::addBufferCells()
         List<labelledPoint> receivedPoints;
         IPstream fromOtherProc
         (
-            Pstream::commsTypes::blocking,
+            Pstream::blocking,
             procBoundaries[patchI].neiProcNo()
         );
 
@@ -157,7 +157,7 @@ void polyMeshGenModifier::addBufferCells()
 
         OPstream toOtherProc
         (
-            Pstream::commsTypes::blocking,
+            Pstream::blocking,
             procBoundaries[patchI].neiProcNo()
         );
 
@@ -174,7 +174,7 @@ void polyMeshGenModifier::addBufferCells()
 
         IPstream fromOtherProc
         (
-            Pstream::commsTypes::blocking,
+            Pstream::blocking,
             procBoundaries[patchI].neiProcNo()
         );
 
diff --git a/src/mesh/cfMesh/utilities/meshes/polyMeshGenModifier/polyMeshGenModifierRemoveFaces.C b/src/mesh/cfMesh/utilities/meshes/polyMeshGenModifier/polyMeshGenModifierRemoveFaces.C
index 4d98aaab6..a322c751d 100644
--- a/src/mesh/cfMesh/utilities/meshes/polyMeshGenModifier/polyMeshGenModifierRemoveFaces.C
+++ b/src/mesh/cfMesh/utilities/meshes/polyMeshGenModifier/polyMeshGenModifierRemoveFaces.C
@@ -129,7 +129,7 @@ void polyMeshGenModifier::removeFaces(const boolList& removeFace)
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 removeProcFace.byteSize()
             );
@@ -145,7 +145,7 @@ void polyMeshGenModifier::removeFaces(const boolList& removeFace)
             boolList removeOtherProcFace;
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
             fromOtherProc >> removeOtherProcFace;
diff --git a/src/mesh/cfMesh/utilities/octrees/meshOctree/meshOctreeAddressing/meshOctreeAddressingParallelAddressing.C b/src/mesh/cfMesh/utilities/octrees/meshOctree/meshOctreeAddressing/meshOctreeAddressingParallelAddressing.C
index ff64f453c..b3acfb04d 100644
--- a/src/mesh/cfMesh/utilities/octrees/meshOctree/meshOctreeAddressing/meshOctreeAddressingParallelAddressing.C
+++ b/src/mesh/cfMesh/utilities/octrees/meshOctree/meshOctreeAddressing/meshOctreeAddressingParallelAddressing.C
@@ -174,7 +174,7 @@ void meshOctreeAddressing::calcGlobalPointLabels() const
     {
         //- receive the data
         labelList receivedLabels;
-        IPstream fromOtherProc(Pstream::commsTypes::blocking, above[aboveI]);
+        IPstream fromOtherProc(Pstream::blocking, above[aboveI]);
         fromOtherProc >> receivedLabels;
 
         label counter(0);
@@ -248,7 +248,7 @@ void meshOctreeAddressing::calcGlobalPointLabels() const
         }
 
         //- send the data
-        OPstream toOtherProc(Pstream::commsTypes::blocking, neiProc, dts.byteSize());
+        OPstream toOtherProc(Pstream::blocking, neiProc, dts.byteSize());
         toOtherProc << dts;
     }
 
@@ -258,7 +258,7 @@ void meshOctreeAddressing::calcGlobalPointLabels() const
     {
         //- receive the data
         labelList receivedLabels;
-        IPstream fromOtherProc(Pstream::commsTypes::blocking, below[belowI]);
+        IPstream fromOtherProc(Pstream::blocking, below[belowI]);
         fromOtherProc >> receivedLabels;
 
         label counter(0);
@@ -332,7 +332,7 @@ void meshOctreeAddressing::calcGlobalPointLabels() const
         }
 
         //- send the data
-        OPstream toOtherProc(Pstream::commsTypes::blocking, neiProc, dts.byteSize());
+        OPstream toOtherProc(Pstream::blocking, neiProc, dts.byteSize());
         toOtherProc << dts;
     }
 }
@@ -440,7 +440,7 @@ void meshOctreeAddressing::calcGlobalLeafLabels() const
 
     //- exchange the data with other processors
     LongList<meshOctreeCubeBasic> rLeaves;
-    help::exchangeMap(exchangeData, rLeaves, Pstream::commsTypes::scheduled);
+    help::exchangeMap(exchangeData, rLeaves, Pstream::scheduled);
 
     //- update the local data
     forAll(rLeaves, i)
@@ -482,9 +482,9 @@ void meshOctreeAddressing::calcGlobalLeafLabels() const
 
     //- exchange the data
     rLeaves.clear();
-    help::exchangeMap(exchangeData, rLeaves, Pstream::commsTypes::scheduled);
+    help::exchangeMap(exchangeData, rLeaves, Pstream::scheduled);
     labelLongList rLabels;
-    help::exchangeMap(exchangeLabels, rLabels, Pstream::commsTypes::scheduled);
+    help::exchangeMap(exchangeLabels, rLabels, Pstream::scheduled);
 
     if( rLeaves.size() != rLabels.size() )
         FatalErrorIn("void meshOctreeAddressing::calcGlobalLeafLabels() const")
@@ -529,7 +529,7 @@ void meshOctreeAddressing::calcGlobalLeafLabels() const
 
     //- exchange the data
     rLabels.clear();
-    help::exchangeMap(exchangeLabels, rLabels, Pstream::commsTypes::scheduled);
+    help::exchangeMap(exchangeLabels, rLabels, Pstream::scheduled);
 
     //- update the local data
     label counter(0);
diff --git a/src/mesh/cfMesh/utilities/octrees/meshOctree/meshOctreeModifier/meshOctreeModifierLoadDistribution.C b/src/mesh/cfMesh/utilities/octrees/meshOctree/meshOctreeModifier/meshOctreeModifierLoadDistribution.C
index 8d55077d3..49392ae7e 100644
--- a/src/mesh/cfMesh/utilities/octrees/meshOctree/meshOctreeModifier/meshOctreeModifierLoadDistribution.C
+++ b/src/mesh/cfMesh/utilities/octrees/meshOctree/meshOctreeModifier/meshOctreeModifierLoadDistribution.C
@@ -217,7 +217,7 @@ void meshOctreeModifier::loadDistribution(const direction usedType)
 
         List<meshOctreeCubeBasic> mc;
 
-        IPstream fromOtherProc(Pstream::commsTypes::blocking, iter.key());
+        IPstream fromOtherProc(Pstream::blocking, iter.key());
 
         fromOtherProc >> mc;
 
@@ -257,7 +257,7 @@ void meshOctreeModifier::loadDistribution(const direction usedType)
 
         OPstream toOtherProc
         (
-            Pstream::commsTypes::blocking,
+            Pstream::blocking,
             procI,
             sendCoordinates.byteSize()
         );
@@ -273,7 +273,7 @@ void meshOctreeModifier::loadDistribution(const direction usedType)
 
         List<meshOctreeCubeBasic> mc;
 
-        IPstream fromOtherProc(Pstream::commsTypes::blocking, iter.key());
+        IPstream fromOtherProc(Pstream::blocking, iter.key());
 
         fromOtherProc >> mc;
 
@@ -312,7 +312,7 @@ void meshOctreeModifier::loadDistribution(const direction usedType)
 
         OPstream toOtherProc
         (
-            Pstream::commsTypes::blocking,
+            Pstream::blocking,
             procI,
             sendCoordinates.byteSize()
         );
diff --git a/src/mesh/cfMesh/utilities/octrees/meshOctree/meshOctreeModifier/meshOctreeModifierParallelRefinement.C b/src/mesh/cfMesh/utilities/octrees/meshOctree/meshOctreeModifier/meshOctreeModifierParallelRefinement.C
index 4e3a9d684..7a79b5819 100644
--- a/src/mesh/cfMesh/utilities/octrees/meshOctree/meshOctreeModifier/meshOctreeModifierParallelRefinement.C
+++ b/src/mesh/cfMesh/utilities/octrees/meshOctree/meshOctreeModifier/meshOctreeModifierParallelRefinement.C
@@ -264,7 +264,7 @@ void meshOctreeModifier::addLayerFromNeighbouringProcessors()
 
     //- exchange data with other processors
     LongList<meshOctreeCubeBasic> receivedCoordinates;
-    help::exchangeMap(toProcs, receivedCoordinates, Pstream::commsTypes::blocking);
+    help::exchangeMap(toProcs, receivedCoordinates, Pstream::blocking);
 
     # ifdef OCTREE_DEBUG
     Pout << "Received " << receivedCoordinates.size()
diff --git a/src/mesh/cfMesh/utilities/octrees/meshOctree/meshOctreeParallelCommunication.C b/src/mesh/cfMesh/utilities/octrees/meshOctree/meshOctreeParallelCommunication.C
index 6af722685..9468ffc05 100644
--- a/src/mesh/cfMesh/utilities/octrees/meshOctree/meshOctreeParallelCommunication.C
+++ b/src/mesh/cfMesh/utilities/octrees/meshOctree/meshOctreeParallelCommunication.C
@@ -119,7 +119,7 @@ void meshOctree::exchangeRequestsWithNeighbourProcessors
     {
         OPstream toOtherProc
         (
-            Pstream::commsTypes::blocking,
+            Pstream::blocking,
             neiProcs_[neiProcI],
             sizeof(label)
         );
@@ -132,7 +132,7 @@ void meshOctree::exchangeRequestsWithNeighbourProcessors
     {
         IPstream fromOtherProc
         (
-            Pstream::commsTypes::blocking,
+            Pstream::blocking,
             neiProcs_[neiProcI],
             sizeof(label)
         );
@@ -150,7 +150,7 @@ void meshOctree::exchangeRequestsWithNeighbourProcessors
             continue;
 
         //- receive data from other processor
-        IPstream fromOtherProc(Pstream::commsTypes::scheduled, neiProcs_[neiProcI]);
+        IPstream fromOtherProc(Pstream::scheduled, neiProcs_[neiProcI]);
         dataToReceive.appendFromStream(fromOtherProc);
     }
 
@@ -162,7 +162,7 @@ void meshOctree::exchangeRequestsWithNeighbourProcessors
             continue;
 
         //- send data to other processor
-        OPstream toOtherProc(Pstream::commsTypes::scheduled, neiProcs_[neiProcI]);
+        OPstream toOtherProc(Pstream::scheduled, neiProcs_[neiProcI]);
         toOtherProc << toProcs[neiProcI];
     }
 
@@ -175,7 +175,7 @@ void meshOctree::exchangeRequestsWithNeighbourProcessors
             continue;
 
         //- receive data from other processor
-        IPstream fromOtherProc(Pstream::commsTypes::scheduled, neiProcs_[neiProcI]);
+        IPstream fromOtherProc(Pstream::scheduled, neiProcs_[neiProcI]);
         dataToReceive.appendFromStream(fromOtherProc);
     }
 
@@ -187,7 +187,7 @@ void meshOctree::exchangeRequestsWithNeighbourProcessors
             continue;
 
         //- send data to other processor
-        OPstream toOtherProc(Pstream::commsTypes::scheduled, neiProcs_[neiProcI]);
+        OPstream toOtherProc(Pstream::scheduled, neiProcs_[neiProcI]);
         toOtherProc << toProcs[neiProcI];
     }
 }
@@ -271,7 +271,7 @@ void meshOctree::exchangeRequestsWithNeighbourProcessors
     {
         OPstream toOtherProc
         (
-            Pstream::commsTypes::blocking,
+            Pstream::blocking,
             neiProcs_[neiProcI],
             sizeof(label)
         );
@@ -284,7 +284,7 @@ void meshOctree::exchangeRequestsWithNeighbourProcessors
     {
         IPstream fromOtherProc
         (
-            Pstream::commsTypes::blocking,
+            Pstream::blocking,
             neiProcs_[neiProcI],
             sizeof(label)
         );
@@ -302,7 +302,7 @@ void meshOctree::exchangeRequestsWithNeighbourProcessors
             continue;
 
         //- receive data from other processor
-        IPstream fromOtherProc(Pstream::commsTypes::scheduled, neiProcs_[neiProcI]);
+        IPstream fromOtherProc(Pstream::scheduled, neiProcs_[neiProcI]);
 
         dataToReceive.appendFromStream(fromOtherProc);
     }
@@ -315,7 +315,7 @@ void meshOctree::exchangeRequestsWithNeighbourProcessors
             continue;
 
         //- send data to other processor
-        OPstream toOtherProc(Pstream::commsTypes::scheduled, neiProcs_[neiProcI]);
+        OPstream toOtherProc(Pstream::scheduled, neiProcs_[neiProcI]);
         toOtherProc << toProcs[neiProcI];
     }
 
@@ -328,7 +328,7 @@ void meshOctree::exchangeRequestsWithNeighbourProcessors
             continue;
 
         //- receive data from other processor
-        IPstream fromOtherProc(Pstream::commsTypes::scheduled, neiProcs_[neiProcI]);
+        IPstream fromOtherProc(Pstream::scheduled, neiProcs_[neiProcI]);
 
         dataToReceive.appendFromStream(fromOtherProc);
     }
@@ -341,7 +341,7 @@ void meshOctree::exchangeRequestsWithNeighbourProcessors
             continue;
 
         //- send data to other processor
-        OPstream toOtherProc(Pstream::commsTypes::scheduled, neiProcs_[neiProcI]);
+        OPstream toOtherProc(Pstream::scheduled, neiProcs_[neiProcI]);
         toOtherProc << toProcs[neiProcI];
     }
 
@@ -356,7 +356,7 @@ void meshOctree::exchangeRequestsWithNeighbourProcessors
             continue;
 
         //- receive data from other processor
-        IPstream fromOtherProc(Pstream::commsTypes::scheduled, neiProcs_[neiProcI]);
+        IPstream fromOtherProc(Pstream::scheduled, neiProcs_[neiProcI]);
 
         receivedRanges.appendFromStream(fromOtherProc);
     }
@@ -371,7 +371,7 @@ void meshOctree::exchangeRequestsWithNeighbourProcessors
         //- send data to other processor
         OPstream toOtherProc
         (
-            Pstream::commsTypes::scheduled,
+            Pstream::scheduled,
             neiProcs_[neiProcI],
             attributesToProcs[neiProcI].byteSize()
         );
@@ -388,7 +388,7 @@ void meshOctree::exchangeRequestsWithNeighbourProcessors
             continue;
 
         //- receive data from other processor
-        IPstream fromOtherProc(Pstream::commsTypes::scheduled, neiProcs_[neiProcI]);
+        IPstream fromOtherProc(Pstream::scheduled, neiProcs_[neiProcI]);
 
         receivedRanges.appendFromStream(fromOtherProc);
     }
@@ -403,7 +403,7 @@ void meshOctree::exchangeRequestsWithNeighbourProcessors
         //- send data to other processor
         OPstream toOtherProc
         (
-            Pstream::commsTypes::scheduled,
+            Pstream::scheduled,
             neiProcs_[neiProcI],
             attributesToProcs[neiProcI].byteSize()
         );
diff --git a/src/mesh/cfMesh/utilities/smoothers/geometry/meshOptimizer/meshOptimizerI.H b/src/mesh/cfMesh/utilities/smoothers/geometry/meshOptimizer/meshOptimizerI.H
index edf9f06b0..f8b2c6c31 100644
--- a/src/mesh/cfMesh/utilities/smoothers/geometry/meshOptimizer/meshOptimizerI.H
+++ b/src/mesh/cfMesh/utilities/smoothers/geometry/meshOptimizer/meshOptimizerI.H
@@ -69,7 +69,7 @@ inline void meshOptimizer::lockCells(const labelListType& l)
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 dataToSend.byteSize()
             );
@@ -83,7 +83,7 @@ inline void meshOptimizer::lockCells(const labelListType& l)
 
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
 
@@ -149,7 +149,7 @@ inline void meshOptimizer::lockFaces(const labelListType& lf)
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 dataToSend.byteSize()
             );
@@ -163,7 +163,7 @@ inline void meshOptimizer::lockFaces(const labelListType& lf)
 
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
 
@@ -238,7 +238,7 @@ inline void meshOptimizer::lockPoints(const labelListType& lp)
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 dataToSend.byteSize()
             );
@@ -252,7 +252,7 @@ inline void meshOptimizer::lockPoints(const labelListType& lp)
 
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
 
diff --git a/src/mesh/cfMesh/utilities/smoothers/geometry/meshOptimizer/meshOptimizerOptimizePoint.C b/src/mesh/cfMesh/utilities/smoothers/geometry/meshOptimizer/meshOptimizerOptimizePoint.C
index 85f449a74..06e277cc6 100644
--- a/src/mesh/cfMesh/utilities/smoothers/geometry/meshOptimizer/meshOptimizerOptimizePoint.C
+++ b/src/mesh/cfMesh/utilities/smoothers/geometry/meshOptimizer/meshOptimizerOptimizePoint.C
@@ -303,7 +303,7 @@ void meshOptimizer::laplaceSmoother::updateMeshGeometry
 
         OPstream toOtherProc
         (
-            Pstream::commsTypes::blocking,
+            Pstream::blocking,
             pBnd[patchI].neiProcNo(),
             sendData.byteSize()
         );
@@ -317,7 +317,7 @@ void meshOptimizer::laplaceSmoother::updateMeshGeometry
 
         IPstream fromOtherProc
         (
-            Pstream::commsTypes::blocking,
+            Pstream::blocking,
             pBnd[patchI].neiProcNo()
         );
 
diff --git a/src/mesh/cfMesh/utilities/smoothers/topology/checkCellConnectionsOverFaces/checkCellConnectionsOverFaces.C b/src/mesh/cfMesh/utilities/smoothers/topology/checkCellConnectionsOverFaces/checkCellConnectionsOverFaces.C
index de032df85..92c53e795 100644
--- a/src/mesh/cfMesh/utilities/smoothers/topology/checkCellConnectionsOverFaces/checkCellConnectionsOverFaces.C
+++ b/src/mesh/cfMesh/utilities/smoothers/topology/checkCellConnectionsOverFaces/checkCellConnectionsOverFaces.C
@@ -124,7 +124,7 @@ public:
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 groupOwner.byteSize()
             );
@@ -141,7 +141,7 @@ public:
 
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
 
diff --git a/src/mesh/cfMesh/utilities/smoothers/topology/checkIrregularSurfaceConnections/checkIrregularSurfaceConnectionsFunctions.C b/src/mesh/cfMesh/utilities/smoothers/topology/checkIrregularSurfaceConnections/checkIrregularSurfaceConnectionsFunctions.C
index 005d51a16..396492f2c 100644
--- a/src/mesh/cfMesh/utilities/smoothers/topology/checkIrregularSurfaceConnections/checkIrregularSurfaceConnectionsFunctions.C
+++ b/src/mesh/cfMesh/utilities/smoothers/topology/checkIrregularSurfaceConnections/checkIrregularSurfaceConnectionsFunctions.C
@@ -235,7 +235,7 @@ bool checkIrregularSurfaceConnections::checkAndFixCellGroupsAtBndVertices
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 globalLabels.byteSize()
             );
@@ -251,7 +251,7 @@ bool checkIrregularSurfaceConnections::checkAndFixCellGroupsAtBndVertices
             labelList receivedData;
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
 
diff --git a/src/mesh/cfMesh/utilities/smoothers/topology/checkNonMappableCellConnections/checkNonMappableCellConnections.C b/src/mesh/cfMesh/utilities/smoothers/topology/checkNonMappableCellConnections/checkNonMappableCellConnections.C
index bc862b9dc..324325c05 100644
--- a/src/mesh/cfMesh/utilities/smoothers/topology/checkNonMappableCellConnections/checkNonMappableCellConnections.C
+++ b/src/mesh/cfMesh/utilities/smoothers/topology/checkNonMappableCellConnections/checkNonMappableCellConnections.C
@@ -207,7 +207,7 @@ void checkNonMappableCellConnections::findCells(labelHashSet& badCells)
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 patchCellType.byteSize()
             );
@@ -220,7 +220,7 @@ void checkNonMappableCellConnections::findCells(labelHashSet& badCells)
         {
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
 
diff --git a/src/mesh/cfMesh/utilities/smoothers/topology/topologicalCleaner/topologicalCleanerInvalidVertices.C b/src/mesh/cfMesh/utilities/smoothers/topology/topologicalCleaner/topologicalCleanerInvalidVertices.C
index c2ca22dc2..848514d02 100644
--- a/src/mesh/cfMesh/utilities/smoothers/topology/topologicalCleaner/topologicalCleanerInvalidVertices.C
+++ b/src/mesh/cfMesh/utilities/smoothers/topology/topologicalCleaner/topologicalCleanerInvalidVertices.C
@@ -263,7 +263,7 @@ void topologicalCleaner::checkInvalidConnectionsForVerticesFaces
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 neiProcs[procI],
                 dataToSend.byteSize()
             );
@@ -273,7 +273,7 @@ void topologicalCleaner::checkInvalidConnectionsForVerticesFaces
         forAll(neiProcs, procI)
         {
             labelList receivedData;
-            IPstream fromOtherProc(Pstream::commsTypes::blocking, neiProcs[procI]);
+            IPstream fromOtherProc(Pstream::blocking, neiProcs[procI]);
                 fromOtherProc >> receivedData;
 
             label counter(0);
diff --git a/src/mesh/cfMesh/utilities/smoothers/topology/topologicalCleaner/topologyCleanerNonMappableCells.C b/src/mesh/cfMesh/utilities/smoothers/topology/topologicalCleaner/topologyCleanerNonMappableCells.C
index 25abb638f..c6cdde30c 100644
--- a/src/mesh/cfMesh/utilities/smoothers/topology/topologicalCleaner/topologyCleanerNonMappableCells.C
+++ b/src/mesh/cfMesh/utilities/smoothers/topology/topologicalCleaner/topologyCleanerNonMappableCells.C
@@ -184,7 +184,7 @@ void topologicalCleaner::checkNonMappableFaces()
             //- send information about decomposed faces to other processor
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 decProcFace.byteSize()
             );
@@ -196,7 +196,7 @@ void topologicalCleaner::checkNonMappableFaces()
             boolList decOtherProc;
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
             fromOtherProc >> decOtherProc;
diff --git a/src/mesh/cfMesh/utilities/surfaceTools/meshSurfaceEngine/meshSurfaceEngineCalculateBoundaryNodesAndFaces.C b/src/mesh/cfMesh/utilities/surfaceTools/meshSurfaceEngine/meshSurfaceEngineCalculateBoundaryNodesAndFaces.C
index 6fd8c8d44..01c7a832d 100644
--- a/src/mesh/cfMesh/utilities/surfaceTools/meshSurfaceEngine/meshSurfaceEngineCalculateBoundaryNodesAndFaces.C
+++ b/src/mesh/cfMesh/utilities/surfaceTools/meshSurfaceEngine/meshSurfaceEngineCalculateBoundaryNodesAndFaces.C
@@ -195,7 +195,7 @@ void meshSurfaceEngine::calculateBoundaryNodes() const
 
                 OPstream toOtherProc
                 (
-                    Pstream::commsTypes::blocking,
+                    Pstream::blocking,
                     procBoundaries[patchI].neiProcNo(),
                     dts.byteSize()
                 );
@@ -209,7 +209,7 @@ void meshSurfaceEngine::calculateBoundaryNodes() const
                 labelList receiveData;
                 IPstream fromOtherProc
                 (
-                    Pstream::commsTypes::blocking,
+                    Pstream::blocking,
                     procBoundaries[patchI].neiProcNo()
                 );
                 fromOtherProc >> receiveData;
@@ -1035,7 +1035,7 @@ void meshSurfaceEngine::calculateEdgesAndAddressing() const
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 dts.byteSize()
             );
@@ -1049,7 +1049,7 @@ void meshSurfaceEngine::calculateEdgesAndAddressing() const
             labelList receivedEdges;
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
             fromOtherProc >> receivedEdges;
diff --git a/src/mesh/cfMesh/utilities/surfaceTools/meshSurfaceEngine/meshSurfaceEngineParallelAddressing.C b/src/mesh/cfMesh/utilities/surfaceTools/meshSurfaceEngine/meshSurfaceEngineParallelAddressing.C
index b161a5c47..eed139b0a 100644
--- a/src/mesh/cfMesh/utilities/surfaceTools/meshSurfaceEngine/meshSurfaceEngineParallelAddressing.C
+++ b/src/mesh/cfMesh/utilities/surfaceTools/meshSurfaceEngine/meshSurfaceEngineParallelAddressing.C
@@ -138,7 +138,7 @@ void meshSurfaceEngine::calcGlobalBoundaryPointLabels() const
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 dts.byteSize()
             );
@@ -149,7 +149,7 @@ void meshSurfaceEngine::calcGlobalBoundaryPointLabels() const
         {
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
             labelList receivedData;
@@ -253,7 +253,7 @@ void meshSurfaceEngine::calcGlobalBoundaryPointLabels() const
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 dts.byteSize()
             );
@@ -264,7 +264,7 @@ void meshSurfaceEngine::calcGlobalBoundaryPointLabels() const
         {
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
             labelList receivedData;
@@ -453,7 +453,7 @@ void meshSurfaceEngine::calcGlobalBoundaryEdgeLabels() const
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 dts.byteSize()
             );
@@ -464,7 +464,7 @@ void meshSurfaceEngine::calcGlobalBoundaryEdgeLabels() const
         {
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
             labelList receivedData;
@@ -589,7 +589,7 @@ void meshSurfaceEngine::calcGlobalBoundaryEdgeLabels() const
 
             OPstream toOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo(),
                 dts.byteSize()
             );
@@ -600,7 +600,7 @@ void meshSurfaceEngine::calcGlobalBoundaryEdgeLabels() const
         {
             IPstream fromOtherProc
             (
-                Pstream::commsTypes::blocking,
+                Pstream::blocking,
                 procBoundaries[patchI].neiProcNo()
             );
             labelList receivedData;
diff --git a/src/mesh/cfMesh/utilities/surfaceTools/surfaceMorpherCells/surfaceMorpherCellsMorphInternalFaces.C b/src/mesh/cfMesh/utilities/surfaceTools/surfaceMorpherCells/surfaceMorpherCellsMorphInternalFaces.C
index cae57d389..4e895e821 100644
--- a/src/mesh/cfMesh/utilities/surfaceTools/surfaceMorpherCells/surfaceMorpherCellsMorphInternalFaces.C
+++ b/src/mesh/cfMesh/utilities/surfaceTools/surfaceMorpherCells/surfaceMorpherCellsMorphInternalFaces.C
@@ -119,7 +119,7 @@ void surfaceMorpherCells::findBoundaryVertices()
                 //- send the list of other processor
                 OPstream toOtherProc
                 (
-                    Pstream::commsTypes::blocking,
+                    Pstream::blocking,
                     procBoundaries[patchI].neiProcNo(),
                     bndVertsToSend.byteSize()
                 );
@@ -133,7 +133,7 @@ void surfaceMorpherCells::findBoundaryVertices()
                 labelList receivedBndNodes;
                 IPstream fromOtherProc
                 (
-                    Pstream::commsTypes::blocking,
+                    Pstream::blocking,
                     procBoundaries[patchI].neiProcNo()
                 );
                 fromOtherProc >> receivedBndNodes;