diff --git a/Changelog.yaml b/Changelog.yaml
index 393acf4f96..36254249a2 100644
--- a/Changelog.yaml
+++ b/Changelog.yaml
@@ -20,7 +20,7 @@
 #   new recipes:
 #     - title:
 
-- version: 3.45.0
+- version: 3.45.1
   date: 2019-07-12
 
   new features:
@@ -38,6 +38,9 @@
     - title: "Support subtitle in Douban metadata plugin"
 
   bug fixes:
+    - title: "Fix a Windows-specific regression in 3.45.0 that caused various errors in the viewer and editor"
+      tickets: [1836294]
+
     - title: "Linux: Workaround for bug in recent Linux kernels that causes the Kindle to eject after calibre connects to it."
       tickets: [1834641]
 
diff --git a/src/calibre/constants.py b/src/calibre/constants.py
index 4142db1b59..4f476727c5 100644
--- a/src/calibre/constants.py
+++ b/src/calibre/constants.py
@@ -6,7 +6,7 @@ from polyglot.builtins import map, unicode_type, environ_item, hasenv, getenv
 import sys, locale, codecs, os, importlib, collections
 
 __appname__   = 'calibre'
-numeric_version = (3, 45, 0)
+numeric_version = (3, 45, 1)
 __version__   = '.'.join(map(unicode_type, numeric_version))
 git_version   = None
 __author__    = "Kovid Goyal <kovid@kovidgoyal.net>"