diff --git a/cura/LayerData.py b/cura/LayerData.py
index dc9b4faa0e..4fd669840a 100644
--- a/cura/LayerData.py
+++ b/cura/LayerData.py
@@ -177,7 +177,7 @@ class Polygon():
         self._data = data
         self._line_width = line_width / 1000
 
-        self._color = self.__color_map[type]
+        self._color = self.__color_map[polygon_type]
 
     def build(self, offset, vertices, colors, indices):
         self._begin = offset