diff --git a/invesalius/data/cursor_actors.py b/invesalius/data/cursor_actors.py
index 2509dfe..0161c5b 100644
--- a/invesalius/data/cursor_actors.py
+++ b/invesalius/data/cursor_actors.py
@@ -78,6 +78,7 @@ class CursorCircle:
             yi = i
             for k in utils.frange(xi,xf,xs):
                 self.pixel_list.append((k, yi))
+                print k,yi, xs, ys
 
     def SetSize(self, diameter):
         radius = self.radius = diameter/2.0
@@ -107,6 +108,7 @@ class CursorCircle:
 
     def SetSpacing(self, spacing):
         self.spacing = spacing
+        self.__calculate_area_pixels()
 
     def GetPixels(self):
         px, py, pz = self.edition_position
--
libgit2 0.21.2