diff -r cbeb54ec0481 -r d83ca854fa21 contrib/benchmarks/__init__.py
--- a/contrib/benchmarks/__init__.py	Wed Nov 30 19:23:04 2016 +0000
+++ b/contrib/benchmarks/__init__.py	Sat Oct 22 14:35:10 2016 +0900
@@ -50,7 +50,7 @@
 
 def runperfcommand(reponame, command, *args, **kwargs):
     os.environ["HGRCPATH"] = os.environ.get("ASVHGRCPATH", "")
-    ui = uimod.ui()
+    ui = uimod.ui.load()
     repo = hg.repository(ui, os.path.join(reposdir, reponame))
     perfext = extensions.load(ui, 'perfext',
                               os.path.join(basedir, 'contrib', 'perf.py'))