diff --git a/EGkCalcPocketing.h b/EGkCalcPocketing.h
index 30890b6..d181032 100644
--- a/EGkCalcPocketing.h
+++ b/EGkCalcPocketing.h
@@ -28,7 +28,8 @@
 EGK_EXPORT bool CalcPocketing( const ISurfFlatRegion* pSfr, double dRad, double dRadOffs, double dStep,
                                double dAngle, double dOpenMinSafe, int nType, bool bSmooth, bool bInvert, bool bAvoidOpt,
                                bool bAllowZigZagOneWayBorders, bool bCalcFeed, const Point3d& ptEndPrec, const ISurfFlatRegion* pSfrLimit,
-                               bool bAllOffs, ICRVCOMPOPOVECTOR& vCrv) ;
+                               bool bAllOffs, double dMaxOptSize, ICRVCOMPOPOVECTOR& vCrv) ;
+EGK_EXPORT bool CalcSmoothCurve( ICurveComposite* pCrv, double dRightLen, double dLeftLen, bool bAsParam) ;
 EGK_EXPORT bool CalcZigZagInfill( const ISurfFlatRegion* pSfr, double dStep, bool bSmooth, bool bRemoveOverlapLink,
                                   ICRVCOMPOPOVECTOR& vCrvCompoRes) ;