diff --git a/API_GdbModifyCurve.cpp b/API_GdbModifyCurve.cpp
index c6b8ea9..2e9618f 100644
--- a/API_GdbModifyCurve.cpp
+++ b/API_GdbModifyCurve.cpp
@@ -258,7 +258,7 @@ __stdcall EgtExplodeCurveCompo( int nId, int* pnCount)
 
 //-------------------------------------------------------------------------------
 BOOL
-__stdcall EgtMergeCurvesInCurveCompo( int nId, double dLinTol)
+__stdcall EgtMergeCurvesInCurveCompo( int nId, double dLinTol, BOOL bStartEnd)
 {
-   return ( ExeMergeCurvesInCurveCompo( nId, dLinTol) ? TRUE : FALSE) ;
+   return ( ExeMergeCurvesInCurveCompo( nId, dLinTol, ( bStartEnd != FALSE)) ? TRUE : FALSE) ;
 }
diff --git a/EgtInterface.rc b/EgtInterface.rc
index 62b135d..f0b62b4 100644
Binary files a/EgtInterface.rc and b/EgtInterface.rc differ