diff --git a/invesalius/data/measures.py b/invesalius/data/measures.py
index ccb5856..d6ef91f 100644
--- a/invesalius/data/measures.py
+++ b/invesalius/data/measures.py
@@ -835,7 +835,8 @@ class AngularMeasure(object):
         points = []
         for p in self.points:
             coord.SetValue(p)
-            cx, cy = coord.GetComputedDisplayValue(canvas.evt_renderer)
+            cx, cy = coord.GetComputedDoubleDisplayValue(canvas.evt_renderer)
+            print cx, cy
             #  canvas.draw_circle((cx, cy), 2.5)
             points.append((cx, cy))
 
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