diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6d3d760..2d51900 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,7 @@
 ### 0.15.1 (Next)
 
 * Your contribution here.
+* [#260](https://github.com/slack-ruby/slack-ruby-bot/pull/260): Add brief migration guide - [@wasabigeek](https://github.com/wasabigeek).
 
 ### 0.15.0 (2020/5/8)