diff -r 791405fe9991 -r 50de0887bbcd mercurial/hgweb.py
--- a/mercurial/hgweb.py	Thu Feb 16 14:34:59 2006 -0800
+++ b/mercurial/hgweb.py	Fri Feb 17 08:26:21 2006 -0800
@@ -962,7 +962,7 @@
                 nodes = map(bin, req.form['roots'][0].split(" "))
 
             z = zlib.compressobj()
-            f = self.repo.changegroup(nodes)
+            f = self.repo.changegroup(nodes, 'serve')
             while 1:
                 chunk = f.read(4096)
                 if not chunk: