diff --git a/libsrc/csg/python_csg.cpp b/libsrc/csg/python_csg.cpp
index b6a2ba15..bd86ed39 100644
--- a/libsrc/csg/python_csg.cpp
+++ b/libsrc/csg/python_csg.cpp
@@ -88,7 +88,7 @@ public:
             Primitive * prim = solid -> GetPrimitive();
             for (int i = 0; i < prim->GetNSurfaces(); i++)
               prim->GetSurface(i).SetBCProperty (abc);
-            cout << "set " << prim->GetNSurfaces() << " surfaces to bc " << bc << endl;
+            // cout << "set " << prim->GetNSurfaces() << " surfaces to bc " << bc << endl;
           }
       }
   }
diff --git a/libsrc/csg/solid.cpp b/libsrc/csg/solid.cpp
index 4193db88..25706c2c 100644
--- a/libsrc/csg/solid.cpp
+++ b/libsrc/csg/solid.cpp
@@ -1287,7 +1287,7 @@ namespace netgen
                       // cout << "solid = " << *this << endl;
                       if (!inv_cyl && !inv_plane && scala < 0) 
                         {
-                          cout << "fix for degenerated cyl-plane edge: just the cylinder" << endl;
+                          // cout << "fix for degenerated cyl-plane edge: just the cylinder" << endl;
                           Solid * sol = new Solid (cyl);
                           sol -> op = TERM_REF;
                           return sol;
@@ -1299,7 +1299,7 @@ namespace netgen
                       // cout << "solid = " << *this << ", inv_plane = " << inv_plane << " inv_cyl = " << inv_cyl << " scalb " << scalb << endl;
                       if (!inv_plane && !inv_cyl && (scala < 0))
                         {
-                          cout << "fix for degenerated cyl-plane edge: just the plane" << endl;
+                          // cout << "fix for degenerated cyl-plane edge: just the plane" << endl;
                           // return new Solid (plane);
                           Solid * sol = new Solid (plane);
                           sol -> op = TERM_REF;