diff --git a/git_config.py b/git_config.py
index ae28855..d6510aa 100644
--- a/git_config.py
+++ b/git_config.py
@@ -35,7 +35,7 @@
 
 R_HEADS = 'refs/heads/'
 R_TAGS  = 'refs/tags/'
-ID_RE = re.compile('^[0-9a-f]{40}$')
+ID_RE = re.compile(r'^[0-9a-f]{40}$')
 
 REVIEW_CACHE = dict()
 
@@ -288,7 +288,8 @@
     d = self._do('--null', '--list')
     if d is None:
       return c
-    for line in d.rstrip('\0').split('\0'):
+    for line in d.rstrip('\0').split('\0'):  # pylint: disable=W1401
+                                             # Backslash is not anomalous
       if '\n' in line:
           key, val = line.split('\n', 1)
       else: