--- a/mercurial/policy.py	Fri Dec 29 23:50:42 2017 -0500
+++ b/mercurial/policy.py	Fri Dec 29 23:55:52 2017 -0500
@@ -74,7 +74,7 @@
     (r'cext', r'bdiff'): 1,
     (r'cext', r'diffhelpers'): 1,
     (r'cext', r'mpatch'): 1,
-    (r'cext', r'osutil'): 2,
+    (r'cext', r'osutil'): 3,
     (r'cext', r'parsers'): 4,
 }