1 files changed, 1 insertions, 1 deletions
diff --git a/docs/conf.py b/docs/conf.py
index 3e142b1a..6bff362a 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -23,7 +23,7 @@ class Mock(object):
         pass
 
     def __getattr__(self, name):
-        return Mock
+        return Mock if name != '__file__' else '/dev/null'
 
 MOCK_MODULES = ['notmuch', 'notmuch.globals',
                 'twisted', 'twisted.internet',