diff --git a/EGkTrimming.h b/EGkTrimming.h
index f710423..28ce8f9 100644
--- a/EGkTrimming.h
+++ b/EGkTrimming.h
@@ -56,5 +56,5 @@ EGK_EXPORT bool GetTrimmingSyncInterpolation( const ICurve* pCrvEdge1, const ICu
 EGK_EXPORT bool GetTrimmingHoleBorders( const CISURFPVECTOR& vpSurf, const Point3d& ptRef, double dSurfLinTol,
                                         double dSurfAngTol, double dEdgeLinTol, double dEdgeAngTol,
                                         double dEdgeThick, ICRVCOMPOPOVECTOR& vHoleBorders) ;
-EGK_EXPORT bool RegolarizeBordersLocally( ISurfBezier* pSurfBz, const BIPOINT& bpIsoStart,
-                                          const BIPOINT& bpIsoEnd, double dTol) ;
+EGK_EXPORT ISurfBezier* RegolarizeBordersLocally( const ISurfBezier* pSurfBz, const BIPOINT& bpIsoStart,
+                                                  const BIPOINT& bpIsoEnd, double dTol) ;
diff --git a/EXeExecutor.h b/EXeExecutor.h
index 670150e..89b157f 100644
--- a/EXeExecutor.h
+++ b/EXeExecutor.h
@@ -1537,4 +1537,4 @@ EXE_EXPORT bool ExeTrimmingGetSurfBzSyncPoints( int nParentId, int nEdge1Id, int
 EXE_EXPORT bool ExeTrimmingGetHoleBorder( int nParentId, const INTVECTOR& vSurfIds, const INTVECTOR& vOtherSurfIds,
                                           double dSurfLinTol, double dSurfAngTol, double dEdgeLinTol, double dEdgeAngTol,
                                           double dEdgeThick, int& nFirstId, int& nCount) ;
-EXE_EXPORT bool ExeRegolarizeSurfaceLocally( int nSurfId, int nSyncStartId, int nSyncEndId, double dLinTol) ;
+EXE_EXPORT int ExeRegolarizeSurfaceLocally( int nParentId, int nSurfId, int nSyncStartId, int nSyncEndId, double dLinTol) ;