diff --git a/applications/solvers/heatTransfer/chtMultiRegionFoam/Allwclean b/applications/solvers/heatTransfer/chtMultiRegionFoam/Allwclean
index a4096c3fbe..c583a8de0a 100755
--- a/applications/solvers/heatTransfer/chtMultiRegionFoam/Allwclean
+++ b/applications/solvers/heatTransfer/chtMultiRegionFoam/Allwclean
@@ -2,7 +2,6 @@
 cd ${0%/*} || exit 1    # run from this directory
 set -x
 
-wclean libso coupledDerivedFvPatchFields
 wclean
 wclean chtMultiRegionSimpleFoam
 
diff --git a/applications/solvers/heatTransfer/chtMultiRegionFoam/Allwmake b/applications/solvers/heatTransfer/chtMultiRegionFoam/Allwmake
index be40e0c4f4..f65ba1181b 100755
--- a/applications/solvers/heatTransfer/chtMultiRegionFoam/Allwmake
+++ b/applications/solvers/heatTransfer/chtMultiRegionFoam/Allwmake
@@ -2,7 +2,6 @@
 cd ${0%/*} || exit 1    # run from this directory
 set -x
 
-wmake libso coupledDerivedFvPatchFields
 wmake
 wmake chtMultiRegionSimpleFoam