diff --git a/EXE_Trimming.cpp b/EXE_Trimming.cpp
index 863ae27..08bbb4b 100644
--- a/EXE_Trimming.cpp
+++ b/EXE_Trimming.cpp
@@ -686,9 +686,9 @@ ExeTrimmingGetSurfBzSyncPoints( int nParentId, int nEdge1Id, int nEdge2Id, doubl
    for ( int i = 0 ; bOk && i < ssize( vSyncPoints) ; ++ i) {
       double dSqDistStart = INFINITO, dSqDistEnd = INFINITO ;
       bOk = ( DistPointCurve( vSyncPoints[i].first, *pCrvEdge1).GetSqDist( dSqDistStart)  &&
-              dSqDistStart < ( 5. * dMyLinTol) * ( 5. * dMyLinTol)  &&
+              dSqDistStart < dMyLinTol * dMyLinTol  &&
               DistPointCurve( vSyncPoints[i].second, *pCrvEdge2).GetSqDist( dSqDistEnd)  &&
-              dSqDistEnd < ( 5. * dMyLinTol) * ( 5. * dMyLinTol)) ;
+              dSqDistEnd < dMyLinTol * dMyLinTol) ;
    }
 
    if ( bOk) {
@@ -707,7 +707,7 @@ ExeTrimmingGetSurfBzSyncPoints( int nParentId, int nEdge1Id, int nEdge2Id, doubl
                double dU = 0. ;
                Vector3d vtTanPrev, vtTanAft ;
                Point3d ptUseless ;
-               bOk = ( pCrvEdge1->GetParamAtPoint( vSyncPoints[nL].first, dU, 5 * dMyLinTol) &&
+               bOk = ( pCrvEdge1->GetParamAtPoint( vSyncPoints[nL].first, dU, dMyLinTol) &&
                        pCrvEdge1->GetPointD1D2( dU, ICurve::FROM_MINUS, ptUseless, &vtTanPrev) &&
                        pCrvEdge1->GetPointD1D2( dU, ICurve::FROM_PLUS, ptUseless, &vtTanAft)) ;
                if ( ! bOk)
@@ -718,7 +718,7 @@ ExeTrimmingGetSurfBzSyncPoints( int nParentId, int nEdge1Id, int nEdge2Id, doubl
                   setInds.insert( nL) ;
                   continue ;
                }
-               bOk = ( pCrvEdge2->GetParamAtPoint( vSyncPoints[nL].second, dU, 5 * dMyLinTol) &&
+               bOk = ( pCrvEdge2->GetParamAtPoint( vSyncPoints[nL].second, dU, dMyLinTol) &&
                        pCrvEdge2->GetPointD1D2( dU, ICurve::FROM_MINUS, ptUseless, &vtTanPrev) &&
                        pCrvEdge2->GetPointD1D2( dU, ICurve::FROM_PLUS, ptUseless, &vtTanAft)) ;
                if ( ! bOk)