diff --git a/libsrc/meshing/boundarylayer.cpp b/libsrc/meshing/boundarylayer.cpp
index 6f36e9e3..df04e19a 100644
--- a/libsrc/meshing/boundarylayer.cpp
+++ b/libsrc/meshing/boundarylayer.cpp
@@ -394,7 +394,7 @@ namespace netgen
     }
 
     self_intersection();
-    modifiedsmooth(3);
+    modifiedsmooth(1);
 
     for(auto pi : Range(growthvectors))
         growthvectors[pi] *= limits[pi];