diff --git a/libsrc/meshing/meshclass.cpp b/libsrc/meshing/meshclass.cpp
index 24383149..e4a6f0ae 100644
--- a/libsrc/meshing/meshclass.cpp
+++ b/libsrc/meshing/meshclass.cpp
@@ -4304,7 +4304,7 @@ namespace netgen
 
     netgen::Point<3> lam = 0.0;
 
-    if (el.GetType() == TET)
+    if (el.GetType() == TET || el.GetType() == TET10)
       {
         lam = 0.25;
       }
@@ -4359,7 +4359,7 @@ namespace netgen
 
 
 
-    if (el.GetType() == TET)
+    if (el.GetType() == TET || el.GetType() == TET10)
       {
         retval = (lam(0) > -eps && 
                   lam(1) > -eps &&