diff --git a/src/ShapeFix/ShapeFix_Wire.cxx b/src/ShapeFix/ShapeFix_Wire.cxx
index e5b273da3e..5966d91a5a 100644
--- a/src/ShapeFix/ShapeFix_Wire.cxx
+++ b/src/ShapeFix/ShapeFix_Wire.cxx
@@ -207,6 +207,7 @@ void ShapeFix_Wire::ClearModes()
   myFixAddCurve3dMode = -1;
   myFixSeamMode = -1;
   myFixShiftedMode = -1;
+  myCheckMissingEdges = Standard_True;
   myFixSameParameterMode = -1;
   myFixVertexToleranceMode = -1;
 
@@ -1460,7 +1461,8 @@ Standard_Boolean ShapeFix_Wire::FixShifted()
 
     // abv 23 Feb 00: UKI60107-6 210: additional check for near-degenerated case
     //smh#15 PRO19800. Check if the surface is surface of revolution.
-    if (surf->Surface()->IsKind (STANDARD_TYPE(Geom_SurfaceOfRevolution))) {
+    if (myCheckMissingEdges &&
+        surf->Surface()->IsKind (STANDARD_TYPE(Geom_SurfaceOfRevolution))) {
       if ( ! isDeg && ! vclosed ) {
 	if ( c2d1.IsNull() && ! sae.PCurve ( E1, Face(), c2d1, a1, b1, Standard_True ) ) continue;
 	gp_Pnt2d p1 ( SUF, c2d1->Value(b1).Y() );
diff --git a/src/ShapeFix/ShapeFix_Wire.hxx b/src/ShapeFix/ShapeFix_Wire.hxx
index a266bc218b..19b8bf69df 100644
--- a/src/ShapeFix/ShapeFix_Wire.hxx
+++ b/src/ShapeFix/ShapeFix_Wire.hxx
@@ -230,6 +230,8 @@ public:
   
     Standard_Integer& FixShiftedMode();
   
+    Standard_Boolean& CheckMissingEdgesMode();
+  
     Standard_Integer& FixSameParameterMode();
   
     Standard_Integer& FixVertexToleranceMode();
@@ -478,6 +480,7 @@ protected:
   Standard_Integer myFixAddCurve3dMode;
   Standard_Integer myFixSeamMode;
   Standard_Integer myFixShiftedMode;
+  Standard_Boolean myCheckMissingEdges;
   Standard_Integer myFixSameParameterMode;
   Standard_Integer myFixVertexToleranceMode;
   Standard_Integer myFixNotchedEdgesMode;
diff --git a/src/ShapeFix/ShapeFix_Wire.lxx b/src/ShapeFix/ShapeFix_Wire.lxx
index 2ba6455f1c..ae139489f5 100644
--- a/src/ShapeFix/ShapeFix_Wire.lxx
+++ b/src/ShapeFix/ShapeFix_Wire.lxx
@@ -305,6 +305,16 @@ inline  Standard_Integer& ShapeFix_Wire::FixShiftedMode()
   return myFixShiftedMode;
 }
  
+//=======================================================================
+//function : CheckMissingEdgesMode
+//purpose  : 
+//=======================================================================
+
+inline  Standard_Boolean& ShapeFix_Wire::CheckMissingEdgesMode()
+{
+  return myCheckMissingEdges;
+}
+ 
 //=======================================================================
 //function : FixSameParameterMode
 //purpose  :