diff --git a/hggit/util.py b/hggit/util.py
index c7c14c3186..9870a80f94 100644
--- a/hggit/util.py
+++ b/hggit/util.py
@@ -2,13 +2,16 @@
 functions."""
 import re
 
-from dulwich import errors
-from mercurial import util as hgutil
 try:
     from collections import OrderedDict
 except ImportError:
     from ordereddict import OrderedDict
 
+from dulwich import errors
+from mercurial import (
+    util as hgutil,
+)
+
 gitschemes = ('git', 'git+ssh', 'git+http', 'git+https')
 
 def parse_hgsub(lines):