diff --git a/CHANGELOG.md b/CHANGELOG.md
index 67dd15a16b..95db7b62e5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 ## Unreleased
 
+## 13.15.1
+
 ### Fixes
 
 - [#2375: Plugin validator should support nunjucks functions](https://github.com/alphagov/govuk-prototype-kit/pull/2375)