diff --git a/CHANGELOG.MD b/CHANGELOG.MD
index 4b302b5c..356cdaa7 100644
--- a/CHANGELOG.MD
+++ b/CHANGELOG.MD
@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## [Unreleased]
 
+## [1.31.0] - 2021-12-21
+
 ### Added
 
 - TMS-579: Added Site settings tab for adding URLs to sitemap to make Cookiebot scan sites that are in subfolders.
diff --git a/style.css b/style.css
index db6f54d3..ef4d79e3 100644
--- a/style.css
+++ b/style.css
@@ -2,7 +2,7 @@
  * Theme Name:  TMS Theme Base
  * Description: Tampere Multisite Base Theme
  * Domain Path: /lang
- * Version:     1.30.5
+ * Version:     1.31.0
  * Author:      Geniem
  * Author URI:  https://geniem.fi
  * Text Domain: tms-theme-base