diff -r 441f31474b50 -r 8350222a81c3 dialogs/LDPowerRailDialog.py
--- a/dialogs/LDPowerRailDialog.py	Fri Jun 14 10:52:08 2013 +0200
+++ b/dialogs/LDPowerRailDialog.py	Fri Jun 14 10:54:21 2013 +0200
@@ -95,7 +95,7 @@
         @return: Tuple containing minimal size (width, height) or None if no
         element defined
         """
-        return (2, LD_LINE_SIZE * self.PinNumber.GetValue())
+        return self.Element.GetMinSize(True)
     
     def GetPowerRailType(self):
         """