diff --git a/code/nel/tools/3d/plugin_max/nel_export/nel_export.h b/code/nel/tools/3d/plugin_max/nel_export/nel_export.h
index eabc05a09..75b9807d9 100644
--- a/code/nel/tools/3d/plugin_max/nel_export/nel_export.h
+++ b/code/nel/tools/3d/plugin_max/nel_export/nel_export.h
@@ -49,7 +49,7 @@ public:
 
 	CNelExport ();
 
-	~CNelExport();
+	virtual ~CNelExport();
 
 	void init (bool view, bool errorInDialog, Interface	*ip, bool loadStruct);