diff --git a/src/OpenFOAM/meshes/polyMesh/polyMeshClear.C b/src/OpenFOAM/meshes/polyMesh/polyMeshClear.C
index de59b824a..4f7f1abae 100644
--- a/src/OpenFOAM/meshes/polyMesh/polyMeshClear.C
+++ b/src/OpenFOAM/meshes/polyMesh/polyMeshClear.C
@@ -59,16 +59,18 @@ void Foam::polyMesh::removeZones()
             << endl;
     }
 
-    // Remove the zones
+    // Remove the zones and reset writing
     pointZones_.clear();
     pointZones_.setSize(0);
+    pointZones_.writeOpt() = IOobject::NO_WRITE;
 
     faceZones_.clear();
     faceZones_.setSize(0);
+    faceZones_.writeOpt() = IOobject::NO_WRITE;
 
     cellZones_.clear();
     cellZones_.setSize(0);
-
+    cellZones_.writeOpt() = IOobject::NO_WRITE;
     clearOut();
 }