ChangeLog.md in amq-protocol-2.3.0 vs ChangeLog.md in amq-protocol-2.3.1

@@ -1,4 +1,21 @@
+## Changes between 2.3.1 and 2.3.2 (unreleased)
+
+No changes yet.
+
+
+## Changes between 2.3.0 and 2.3.1 (April 8th, 2020)
+
+### Support for connection.update-secret
+
+Used together with the `rabbitmq-auth-backend-oauth2` plugin.
+
+### Squashed a gemspec Warning
+
+GitHub issue: [ruby-amqp/amq-protocol#75](https://github.com/ruby-amqp/amq-protocol/issues/75).
+
+
+
 ## Changes between 2.2.0 and 2.3.0 (Jan 8th, 2018)
 
 ### Support for Additional URI Query Parameters
 
 GitHub issue: [#67](https://github.com/ruby-amqp/amq-protocol/issues/67), [#68](https://github.com/ruby-amqp/amq-protocol/issues/68), [#69](https://github.com/ruby-amqp/amq-protocol/issues/69).