CHANGELOG.md in govuk_app_config-2.9.0 vs CHANGELOG.md in govuk_app_config-2.9.1

@@ -1,4 +1,8 @@
+# 2.9.1
+
+* Fixes bug in GovukI18n introduced in the last version ([##189](https://github.com/alphagov/govuk_app_config/pull/189))
+
 # 2.9.0
 
 * Add GovukI18n module with custom plural rules ([##187](https://github.com/alphagov/govuk_app_config/pull/187))
 
 # 2.8.4