diff --git a/src/Visual3d/Visual3d_View.cxx b/src/Visual3d/Visual3d_View.cxx
index 4cea85e787..7e2c5e28d3 100755
--- a/src/Visual3d/Visual3d_View.cxx
+++ b/src/Visual3d/Visual3d_View.cxx
@@ -1258,7 +1258,7 @@ Standard_Boolean CustomIsModified = Standard_False;
         VUPIsModified =
             MyCView.Orientation.ViewReferencePoint.x != float (X)
          || MyCView.Orientation.ViewReferencePoint.y != float (Y)
-         || MyCView.Orientation.ViewReferencePoint.y != float (Y);
+         || MyCView.Orientation.ViewReferencePoint.z != float (Z);
         MyCView.Orientation.ViewReferencePoint.x        = float (X);
         MyCView.Orientation.ViewReferencePoint.y        = float (Y);
         MyCView.Orientation.ViewReferencePoint.z        = float (Z);
@@ -1267,7 +1267,7 @@ Standard_Boolean CustomIsModified = Standard_False;
         VRPIsModified =
             MyCView.Orientation.ViewReferencePlane.x != float (X)
          || MyCView.Orientation.ViewReferencePlane.y != float (Y)
-         || MyCView.Orientation.ViewReferencePlane.y != float (Y);
+         || MyCView.Orientation.ViewReferencePlane.z != float (Z);
         MyCView.Orientation.ViewReferencePlane.x        = float (X);
         MyCView.Orientation.ViewReferencePlane.y        = float (Y);
         MyCView.Orientation.ViewReferencePlane.z        = float (Z);
@@ -1276,7 +1276,7 @@ Standard_Boolean CustomIsModified = Standard_False;
         VRUIsModified =
             MyCView.Orientation.ViewReferenceUp.x != float (X)
          || MyCView.Orientation.ViewReferenceUp.y != float (Y)
-         || MyCView.Orientation.ViewReferenceUp.y != float (Y);
+         || MyCView.Orientation.ViewReferenceUp.z != float (Z);
         MyCView.Orientation.ViewReferenceUp.x           = float (X);
         MyCView.Orientation.ViewReferenceUp.y           = float (Y);
         MyCView.Orientation.ViewReferenceUp.z           = float (Z);