diff --git a/CHANGELOG.md b/CHANGELOG.md
index 45f092f..a94913b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-# Unreleased
+# 9.15.0
 
 * Add Sanitiser::Strategy::SanitisingError to excluded exceptions list ([#402](https://github.com/alphagov/govuk_app_config/pull/402))
 
diff --git a/lib/govuk_app_config/version.rb b/lib/govuk_app_config/version.rb
index 97ee4ec..56bea91 100644
--- a/lib/govuk_app_config/version.rb
+++ b/lib/govuk_app_config/version.rb
@@ -1,3 +1,3 @@
 module GovukAppConfig
-  VERSION = "9.14.5".freeze
+  VERSION = "9.15.0".freeze
 end