CHANGELOG.md in govuk_app_config-9.0.4 vs CHANGELOG.md in govuk_app_config-9.1.0

@@ -1,5 +1,11 @@
+# 9.1.0
+
+* GovukAppConfig silences OpenTelemetry log output when running a rake task ([#311](https://github.com/alphagov/govuk_app_config/pull/311))
+* Update warning message for Prometheus metric server address already in use.
+* Add ability to support custom collectors in the Prometheus exporter.
+
 # 9.0.4
 
 * Fix an issue with Rails.logger being not an instance of ActiveSupport::Logger. Rails expects Rails.logger to have methods that Ruby STD Logger does not provide. e.g. `silence()` ([#309](https://github.com/alphagov/govuk_app_config/pull/309))
 
 # 9.0.3
@@ -34,10 +40,10 @@
 
 * Fix the ability to collect Sidekiq metrics in GovukPrometheusExporter. ([#299](https://github.com/alphagov/govuk_app_config/pull/299))
 
 # 8.0.1
 
-* Change the "source" field in Rails logs from logstasher from string representing IP host address to an empty object. 
+* Change the "source" field in Rails logs from logstasher from string representing IP host address to an empty object.
 
 # 8.0.0
 
 * BREAKING: Content Security Policy forbids the use of inline style attributes.