--- a/hgext/largefiles/overrides.py	Thu Sep 24 00:41:43 2015 -0700
+++ b/hgext/largefiles/overrides.py	Thu Sep 24 00:44:32 2015 -0700
@@ -289,7 +289,7 @@
         repo._repo.lfstatus = False
 
 def overridelog(orig, ui, repo, *pats, **opts):
-    def overridematchandpats(ctx, pats=[], opts={}, globbed=False,
+    def overridematchandpats(ctx, pats=(), opts={}, globbed=False,
             default='relpath', badfn=None):
         """Matcher that merges root directory with .hglf, suitable for log.
         It is still possible to match .hglf directly.