diff --git a/API_MachMgr.cpp b/API_MachMgr.cpp
index 2cb4dc8..4217fd8 100644
--- a/API_MachMgr.cpp
+++ b/API_MachMgr.cpp
@@ -1282,6 +1282,13 @@ __stdcall EgtCreateMachining( const wchar_t* wsName, int nMchType, const wchar_t
    return ExeAddMachining( wstrztoA( wsName), nMchType, wstrztoA( wsTool)) ;
 }
 
+//-----------------------------------------------------------------------------
+int
+__stdcall EgtCopyMachining( const wchar_t* wsName, const wchar_t* wsSouName)
+{
+   return ExeCopyMachining( wstrztoA( wsName), wstrztoA( wsSouName)) ;
+}
+
 //-----------------------------------------------------------------------------
 BOOL
 __stdcall EgtSetCurrMachining( int nId)
diff --git a/EgtInterface.rc b/EgtInterface.rc
index 3c1ee43..41a6c49 100644
Binary files a/EgtInterface.rc and b/EgtInterface.rc differ