diff --git a/contrib/MeshOptimizer/MeshOptCommon.h b/contrib/MeshOptimizer/MeshOptCommon.h
index 232fd359c2f805fc49ca22293a32f8ab476b77fe..948f1bd8975aef0011ddb2c24ba661d870a0f553 100644
--- a/contrib/MeshOptimizer/MeshOptCommon.h
+++ b/contrib/MeshOptimizer/MeshOptCommon.h
@@ -33,7 +33,7 @@
 
 #include <vector>
 #include "GmshMessage.h"
-#include "MeshOptimizerConfig.h"
+//#include "MeshOptimizerConfig.h"
 
 class MElement;
 class GEntity;