--- a/hgext/strip.py	Mon Apr 13 23:03:13 2015 -0700
+++ b/hgext/strip.py	Tue Apr 14 13:17:33 2015 -0700
@@ -60,7 +60,7 @@
 
         marks = repo._bookmarks
         if bookmark:
-            if bookmark == repo._bookmarkcurrent:
+            if bookmark == repo._activebookmark:
                 bookmarks.deactivate(repo)
             del marks[bookmark]
             marks.write()