diff --git a/CHANGES.rst b/CHANGES.rst
index 94aaf98c..e93f880d 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -2,6 +2,12 @@
 CHANGELOG
 =========
 
+0.5.1 (2016-02-27)
+------------------
+
+* Fix bug when rendering email bounce links.
+
+
 0.5.0 (2016-02-15)
 ------------------
 
diff --git a/tailbone/_version.py b/tailbone/_version.py
index cd63ec35..cc0dc97c 100644
--- a/tailbone/_version.py
+++ b/tailbone/_version.py
@@ -1,3 +1,3 @@
 # -*- coding: utf-8 -*-
 
-__version__ = u'0.5.0'
+__version__ = u'0.5.1'