--- a/hgext/convert/subversion.py	Tue Mar 17 13:46:53 2009 -0500
+++ b/hgext/convert/subversion.py	Wed Mar 18 17:49:48 2009 +0100
@@ -463,7 +463,7 @@
         return int(rev.split('@')[-1])
 
     def revsplit(self, rev):
-        url, revnum = rev.encode(self.encoding).rsplit('@', 1)
+        url, revnum = strutil.rsplit(rev.encode(self.encoding), '@', 1)
         revnum = int(revnum)
         parts = url.split('/', 1)
         uuid = parts.pop(0)[4:]