diff -r 0397f592372f -r 79434e68512a hgext/mq.py
--- a/hgext/mq.py	Fri May 23 14:02:48 2008 +0200
+++ b/hgext/mq.py	Sat May 24 18:23:13 2008 +0200
@@ -1928,7 +1928,7 @@
         patch = q.series[-1]
     if opts['merge']:
         if opts['name']:
-            newpath = opts['name']
+            newpath = repo.join(opts['name'])
         else:
             newpath, i = lastsavename(q.path)
         if not newpath: