diff --git a/domdiv/draw.py b/domdiv/draw.py
index da61b5d..9927bcd 100644
--- a/domdiv/draw.py
+++ b/domdiv/draw.py
@@ -42,9 +42,9 @@ class DividerDrawer(object):
             self.fontNameBold = 'Times-Bold'
             self.fontNameOblique = 'Times-Oblique'
 
-    def wantCentreTab(self,card):
+    def wantCentreTab(self, card):
         return (card.isExpansion() and self.options.centre_expansion_dividers) or self.options.tab_side == "centre"
-        
+ 
     def getOutline(self, card):
 
         dividerWidth = self.options.dividerWidth