--- a/mercurial/policy.py	Fri Dec 08 01:23:34 2017 +0100
+++ b/mercurial/policy.py	Wed Dec 06 15:46:41 2017 +0100
@@ -75,7 +75,7 @@
     (r'cext', r'diffhelpers'): 1,
     (r'cext', r'mpatch'): 1,
     (r'cext', r'osutil'): 1,
-    (r'cext', r'parsers'): 3,
+    (r'cext', r'parsers'): 4,
 }
 
 # map import request to other package or module