diff -r 8096833e9226 -r 6989d8fe4ed2 hgext/qsync.py
--- a/hgext/qsync.py	Thu Aug 23 18:21:18 2012 +0200
+++ b/hgext/qsync.py	Fri Aug 24 10:44:23 2012 +0200
@@ -83,8 +83,8 @@
                 review_list.append(patch_name)
             except IOError:
                 oldnode = oldfiles[patch_name]
-                obsolete = extensions.find('obsolete')
-                newnodes = obsolete.newerversion(repo, oldnode)
+                evolve = extensions.find('evolve')
+                newnodes = evolve.newerversion(repo, oldnode)
                 if newnodes:
                     newnodes = [n for n in newnodes if n and n[0] in repo] # remove killing
                 if not newnodes:
@@ -166,14 +166,14 @@
     currentdrafts = set(d[0] for d in newdata)
     usednew = set()
     usedold = set()
-    obsolete = extensions.find('obsolete')
+    evolve = extensions.find('evolve')
     for oldhex, oldname in olddata:
         if oldhex in usedold:
             continue # no duplicate
         usedold.add(oldhex)
         oldname = str(oldname)
         oldnode = bin(oldhex)
-        newnodes = obsolete.newerversion(repo, oldnode)
+        newnodes = evolve.newerversion(repo, oldnode)
         if newnodes:
             newnodes = [n for n in newnodes if n and n[0] in repo] # remove killing
             if len(newnodes) > 1: