diff --git a/bin/tools/CleanFunctions b/bin/tools/CleanFunctions
index ce8f01d39c..e7f1ad40a6 100644
--- a/bin/tools/CleanFunctions
+++ b/bin/tools/CleanFunctions
@@ -78,6 +78,8 @@ cleanCase()
     rm -rf forces* > /dev/null 2>&1
     rm -rf graphs* > /dev/null 2>&1
     rm -rf sets > /dev/null 2>&1
+    rm -rf surfaceSampling > /dev/null 2>&1
+    rm -rf cuttingPlane > /dev/null 2>&1
     rm -rf system/machines > /dev/null 2>&1
 
     if [ -d constant/polyMesh ]