--- a/hgext/evolve.py	Tue Jun 23 16:50:39 2015 -0700
+++ b/hgext/evolve.py	Mon Jun 22 17:46:32 2015 -0700
@@ -1364,7 +1364,7 @@
     ui = repo.ui
     newer = obsolete.successorssets(repo, obs.node())
     # search of a parent which is not killed
-    while not newer or newer == [()]:
+    while not newer:
         ui.debug("stabilize target %s is plain dead,"
                  " trying to stabilize on its parent\n" %
                  obs)