diff --git a/Changelog.yaml b/Changelog.yaml
index ebd0cb56cb..e564d229fd 100644
--- a/Changelog.yaml
+++ b/Changelog.yaml
@@ -20,7 +20,7 @@
 #   new recipes:
 #     - title:
 
-- version: 2.85.0
+- version: 2.85.1
   date: 2017-05-12
 
   new features:
@@ -54,6 +54,8 @@
     - title: "Preferences->Toolbars: Show an error message when the user tries to remove either the Preferences or Location Manager buttons instead of just silently adding them back."
       tickets: [1689022]
 
+    - title: "version 2.85.1 contains a fix for a regression that cause the Open with action to go missing from the right click menu of the Book details panel"
+
   improved recipes:
     - Private Eye
 
diff --git a/src/calibre/constants.py b/src/calibre/constants.py
index 52e5971330..673d2effec 100644
--- a/src/calibre/constants.py
+++ b/src/calibre/constants.py
@@ -6,7 +6,7 @@ from future_builtins import map
 import sys, locale, codecs, os, importlib, collections
 
 __appname__   = u'calibre'
-numeric_version = (2, 85, 0)
+numeric_version = (2, 85, 1)
 __version__   = u'.'.join(map(unicode, numeric_version))
 __author__    = u"Kovid Goyal <kovid@kovidgoyal.net>"