diff --git a/applications/utilities/surface/surfaceLambdaMuSmooth/surfaceLambdaMuSmooth.C b/applications/utilities/surface/surfaceLambdaMuSmooth/surfaceLambdaMuSmooth.C
index cc1981e1d5dde1fdb61c099629e0e089fc1e196d..d1e725faee25dd0a8ced157eb14fcbfab91ae64b 100644
--- a/applications/utilities/surface/surfaceLambdaMuSmooth/surfaceLambdaMuSmooth.C
+++ b/applications/utilities/surface/surfaceLambdaMuSmooth/surfaceLambdaMuSmooth.C
@@ -209,6 +209,7 @@ int main(int argc, char *argv[])
         }
 
         // Mu
+        if (mu != 0)
         {
             pointField newLocalPoints
             (