diff --git a/src/foam/fields/PointPatchFieldTemplates/constraint/processor/ProcessorPointPatchField.C b/src/foam/fields/PointPatchFieldTemplates/constraint/processor/ProcessorPointPatchField.C
index 603211464..346951975 100644
--- a/src/foam/fields/PointPatchFieldTemplates/constraint/processor/ProcessorPointPatchField.C
+++ b/src/foam/fields/PointPatchFieldTemplates/constraint/processor/ProcessorPointPatchField.C
@@ -170,7 +170,7 @@ receivePointField
             outstandingSendRequest_ = -1;
             outstandingRecvRequest_ = -1;
 
-            memcpy(tf().begin(), receiveBuf_.begin(), tf().byteSize());
+            memcpy(static_cast<void*>(tf().begin()), receiveBuf_.begin(), tf().byteSize());
         }
         else
         {
diff --git a/src/foam/matrices/lduMatrix/lduAddressing/lduInterfaces/processorLduInterface/processorLduInterfaceTemplates.C b/src/foam/matrices/lduMatrix/lduAddressing/lduInterfaces/processorLduInterface/processorLduInterfaceTemplates.C
index 9cc74ee76..1896b1056 100644
--- a/src/foam/matrices/lduMatrix/lduAddressing/lduInterfaces/processorLduInterface/processorLduInterfaceTemplates.C
+++ b/src/foam/matrices/lduMatrix/lduAddressing/lduInterfaces/processorLduInterface/processorLduInterfaceTemplates.C
@@ -107,7 +107,7 @@ void Foam::processorLduInterface::receive
     }
     else if (commsType == Pstream::nonBlocking)
     {
-        memcpy(f.begin(), receiveBuf_.begin(), f.byteSize());
+        memcpy(static_cast<void*>(f.begin()), receiveBuf_.begin(), f.byteSize());
     }
     else
     {