diff --git a/API_Exchange.cpp b/API_Exchange.cpp
index 7c81aef..917673a 100644
--- a/API_Exchange.cpp
+++ b/API_Exchange.cpp
@@ -118,6 +118,13 @@ __stdcall EgtExportStl( int nId, const wchar_t* wsFilePath)
    return ( ExeExportStl( nId, wstrztoA( wsFilePath)) ? TRUE : FALSE) ;
 }
 
+//-----------------------------------------------------------------------------
+BOOL
+__stdcall EgtExport3MF( int nId, const wchar_t* wsFilePath)
+{
+   return ( ExeExport3MF( nId, wstrztoA( wsFilePath)) ? TRUE : FALSE) ;
+}
+
 //-----------------------------------------------------------------------------
 BOOL
 __stdcall EgtExportSvg( int nId, const wchar_t* wsFilePath)
diff --git a/EgtInterface.rc b/EgtInterface.rc
index a49b0d6..3f555a0 100644
Binary files a/EgtInterface.rc and b/EgtInterface.rc differ