--- a/hgext/hgk.py	Mon May 12 11:37:08 2008 -0500
+++ b/hgext/hgk.py	Mon May 12 11:37:08 2008 -0500
@@ -94,7 +94,7 @@
             if opts['pretty']:
                 catcommit(ui, repo, node2, "")
             m = cmdutil.matchfiles(repo, files)
-            patch.diff(repo, node1, node2, files=m.files(), match=m,
+            patch.diff(repo, node1, node2, match=m,
                        opts=patch.diffopts(ui, {'git': True}))
         else:
             __difftree(repo, node1, node2, files=files)