diff --git a/tutorials/incompressible/lumpedPointMotion/building/steady/Allclean b/tutorials/incompressible/lumpedPointMotion/building/steady/Allclean
index e2f275d9fd..a682e661d1 100755
--- a/tutorials/incompressible/lumpedPointMotion/building/steady/Allclean
+++ b/tutorials/incompressible/lumpedPointMotion/building/steady/Allclean
@@ -4,4 +4,7 @@ cd ${0%/*} || exit 1                        # Run from this directory
 
 cleanCase0
 
+# Clean up copied/derived files
+rm -rf constant/triSurface
+
 #------------------------------------------------------------------------------