diff --git a/CHANGES.rst b/CHANGES.rst
index d0c49a7..d049d88 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,7 +1,7 @@
 Changelog
 =========
 
-3.1.1 (unreleased)
+3.1.1 (2019-01-07)
 ------------------
 
 Bug fixes:
diff --git a/setup.py b/setup.py
index 69d943e..6159dd3 100644
--- a/setup.py
+++ b/setup.py
@@ -5,7 +5,7 @@
 import os
 
 
-version = '3.1.1.dev0'
+version = '3.1.1'
 
 setup(
     name='plone.outputfilters',