diff --git a/libsrc/csg/csgeom.cpp b/libsrc/csg/csgeom.cpp
index f00ac5ad..0d1fb037 100644
--- a/libsrc/csg/csgeom.cpp
+++ b/libsrc/csg/csgeom.cpp
@@ -148,7 +148,7 @@ namespace netgen
 
   const Refinement & CSGeometry :: GetRefinement () const
   {
-    cout << "get CSGeometry - Refinement" << endl;
+    // cout << "get CSGeometry - Refinement" << endl;
     // should become class variables
     RefinementSurfaces * ref = new RefinementSurfaces(*this);
     ref -> Set2dOptimizer(new MeshOptimize2dSurfaces(*this));