--- a/mercurial/dirstate.py
+++ b/mercurial/dirstate.py
@@ -159,7 +159,7 @@ class dirstate(object):
pos = newpos
def invalidate(self):
- for a in "_map _copymap _branch pl _dirs _ignore".split():
+ for a in "_map _copymap _branch _pl _dirs _ignore".split():
if hasattr(self, a):
self.__delattr__(a)