diff --git a/src/NETGENPlugin/NETGENPlugin_Mesher.cxx b/src/NETGENPlugin/NETGENPlugin_Mesher.cxx
index 3f888ff..b0604e8 100644
--- a/src/NETGENPlugin/NETGENPlugin_Mesher.cxx
+++ b/src/NETGENPlugin/NETGENPlugin_Mesher.cxx
@@ -2900,8 +2900,9 @@ bool NETGENPlugin_Mesher::Evaluate(MapShapeNbElems& aResMap)
 
 void NETGENPlugin_Mesher::RemoveTmpFiles()
 {
+  bool rm =  SMESH_File("test.out").remove() ;
 #ifndef WIN32
-  if ( SMESH_File("test.out").remove() && netgen::testout)
+  if (rm && netgen::testout)
   {
     delete netgen::testout;
     netgen::testout = 0;