diff --git a/git_config.py b/git_config.py
index 6589b19..ea782a1 100644
--- a/git_config.py
+++ b/git_config.py
@@ -537,7 +537,7 @@
     self.url = self._Get('url')
     self.review = self._Get('review')
     self.projectname = self._Get('projectname')
-    self.fetch = map(lambda x: RefSpec.FromString(x),
+    self.fetch = map(RefSpec.FromString,
                      self._Get('fetch', all_keys=True))
     self._review_url = None
 
@@ -657,7 +657,7 @@
     self._Set('url', self.url)
     self._Set('review', self.review)
     self._Set('projectname', self.projectname)
-    self._Set('fetch', map(lambda x: str(x), self.fetch))
+    self._Set('fetch', map(str, self.fetch))
 
   def _Set(self, key, value):
     key = 'remote.%s.%s' % (self.name, key)