diff --git a/Milling.cpp b/Milling.cpp
index cb040a6..744366c 100644
--- a/Milling.cpp
+++ b/Milling.cpp
@@ -3347,7 +3347,9 @@ Milling::AddOneWayMilling( const ICurveComposite* pCompo, const Vector3d& vtTool
                            dSawStartElev = dSawStartElev2 ;
                            bSideStart = true ;
                         }
-                     }               
+                     }  
+                     if ( bSideStart)
+                        bMidRetract = true ;
                      if ( ! bGeomAboveStart  &&  ! bAhUnderStart  &&  ! bUhAboveStart  &&  ! bSideStart  &&  bOk) {
                         m_pMchMgr->SetLastError( 2314, "Error in Milling : LeadIn must be out of rawpart") ;
                         bOk = false ;
@@ -3538,6 +3540,8 @@ Milling::AddOneWayMilling( const ICurveComposite* pCompo, const Vector3d& vtTool
                            bSideEnd = true ;
                         }
                      }
+                     if ( bSideEnd)
+                        bMidRetract = true ;
                      if ( ! bGeomAboveEnd  &&  ! bAhUnderEnd  &&  ! bUhAboveEnd  &&  ! bSideEnd  &&  bOk) {
                         m_pMchMgr->SetLastError( 2324, "Error in Milling : LeadOut must be out of rawpart") ;
                         bOk = false ;