CHANGELOG.md in slack-ruby-bot-server-0.8.2 vs CHANGELOG.md in slack-ruby-bot-server-0.8.3

@@ -1,6 +1,10 @@
 ### Changelog
 
+#### 0.8.3 (2019/01/17)
+
+* [#88](https://github.com/slack-ruby/slack-ruby-bot-server/issues/88): Fix: compatibility with Grape 1.2.x - [@dblock](https://github.com/dblock).
+
 #### 0.8.2 (2018/10/11)
 
 * [#80](https://github.com/slack-ruby/slack-ruby-bot-server/pull/80): Fix: closed stream when closing connection in ping worker - [@dblock](https://github.com/dblock).
 
 #### 0.8.1 (2018/9/20)