diff --git a/tools/python/xen/xend/PrettyPrint.py b/tools/python/xen/xend/PrettyPrint.py
index 198ee4a612..2819f02dcf 100644
--- a/tools/python/xen/xend/PrettyPrint.py
+++ b/tools/python/xen/xend/PrettyPrint.py
@@ -39,9 +39,9 @@ class PrettyItem:
         print '***PrettyItem>output>', self
         pass
 
-    def prettyprint(self, _, width):
+    def prettyprint(self, _):
         print '***PrettyItem>prettyprint>', self
-        return width
+        return self.width
 
 class PrettyString(PrettyItem):