CHANGELOG.md in govuk_app_config-2.5.1 vs CHANGELOG.md in govuk_app_config-2.5.2

@@ -1,4 +1,8 @@
+# 2.5.2
+
+* Fix govuk_app_config in Ruby 2.7 environments by explicitly requiring the 'delegate' library (https://github.com/alphagov/govuk_app_config/pull/167)
+
 # 2.5.1
 
 * Increase scope of `data_sync_excluded_exceptions` so that it includes subclasses (https://github.com/alphagov/govuk_app_config/pull/165)
 
 # 2.5.0