mercurial/obsolete.py

--- a/mercurial/obsolete.py	Fri May 12 21:46:14 2017 +0900
+++ b/mercurial/obsolete.py	Wed May 17 15:39:37 2017 +0200
@@ -767,6 +767,7 @@
         tr = repo.transaction('pushkey: obsolete markers')
         try:
             repo.obsstore.mergemarkers(tr, data)
+            repo.invalidatevolatilesets()
             tr.close()
             return 1
         finally: