--- a/tests/test-phases-exchange.t	Tue Sep 20 23:47:02 2016 +0000
+++ b/tests/test-phases-exchange.t	Tue Sep 20 23:47:30 2016 +0000
@@ -920,7 +920,7 @@
   pushing to ../mu
   searching for changes
   abort: push creates new remote head 435b5d83910c!
-  (merge or see "hg help push" for details about pushing new heads)
+  (merge or see 'hg help push' for details about pushing new heads)
   [255]
   $ hg push -fr 435b5d83910c ../mu # because the push will create new visible head
   pushing to ../mu