CHANGELOG.md in sidekiq_publisher-0.3.0 vs CHANGELOG.md in sidekiq_publisher-0.3.1

@@ -1,6 +1,9 @@
 # sidekiq_publisher
 
+## v0.3.1
+- Index published_at as part of create table.
+
 ## v0.3.0
 - Add support for Rails 5.2.
 
 ## v0.2.1
 - Use period instead of colon as a separator in metric names.