diff --git a/EInAPI.h b/EInAPI.h
index 8dbd2e9..300c44e 100644
--- a/EInAPI.h
+++ b/EInAPI.h
@@ -413,6 +413,7 @@ EIN_EXPORT BOOL __stdcall EgtSurfFrOffset( int nId, double dDist, int nType) ;
 EIN_EXPORT int  __stdcall EgtExtractSurfFrChunkLoops( int nId, int nChunk, int nDestGrpId, int* pnCount) ;
 EIN_EXPORT int  __stdcall EgtGetSurfTmSilhouette( int nId, const double vtDir[3], int nDestGrpId, int nRefType, int* pnCount) ;
 EIN_EXPORT int  __stdcall EgtExtractSurfTmFacetLoops( int nId, int nFacet, int nDestGrpId, int* pnCount) ;
+EIN_EXPORT int  __stdcall EgtCopySurfTmFacet( int nId, int nFacet, int nDestGrpId) ;
 
 // Geo Snap Vector/Point/Frame
 EIN_EXPORT BOOL __stdcall EgtStartPoint( int nId, int nRefId, double ptP[3]) ;
diff --git a/EXeExecutor.h b/EXeExecutor.h
index 94486cc..9acd7f1 100644
--- a/EXeExecutor.h
+++ b/EXeExecutor.h
@@ -453,6 +453,7 @@ EXE_EXPORT bool ExeSurfFrRotateSimpleNoCollision( int nId1, int nId2, const Poin
 EXE_EXPORT int  ExeExtractSurfTmLoops( int nId, int nDestGrpId, int* pnCount) ;
 EXE_EXPORT int  ExeGetSurfTmSilhouette( int nId, const Vector3d& vtDir, int nDestGrpId, int nRefType, int* pnCount) ;
 EXE_EXPORT int  ExeExtractSurfTmFacetLoops( int nId, int nFacet, int nDestGrpId, int* pnCount) ;
+EXE_EXPORT int  ExeCopySurfTmFacet( int nId, int nFacet, int nDestGrpId) ;
 
 // GeomDb Volume Modify
 EXE_EXPORT bool ExeVolZmapSetStdTool( int nId, const std::string& sToolName, double dLen, double dDiam, double dCornR) ;