diff --git a/libsrc/csg/edgeflw.cpp b/libsrc/csg/edgeflw.cpp
index d2d961ac..4339ef76 100644
--- a/libsrc/csg/edgeflw.cpp
+++ b/libsrc/csg/edgeflw.cpp
@@ -1301,7 +1301,7 @@ namespace netgen
   
     // Calculate optimal element-length
     int i, j, k;
-    PointIndex pi;
+    // PointIndex pi;
     int ne;
 
     double len, corr, lam;