diff --git a/cura/LayerPolygon.py b/cura/LayerPolygon.py
index c5eb4b699e..387a369aa3 100644
--- a/cura/LayerPolygon.py
+++ b/cura/LayerPolygon.py
@@ -16,7 +16,7 @@ class LayerPolygon:
     MoveRetractionType = 9
     SupportInterfaceType = 10
     
-    __jump_map = numpy.logical_or( numpy.arange(11) == NoneType, numpy.arange(11) >= MoveRetractionType )
+    __jump_map = numpy.logical_or(numpy.logical_or(numpy.arange(11) == NoneType, numpy.arange(11) == MoveCombingType), numpy.arange(11) == MoveRetractionType)
     
     def __init__(self, mesh, extruder, line_types, data, line_widths):
         self._mesh = mesh