diff --git a/History.markdown b/History.markdown
index 43163e07..fd938b17 100644
--- a/History.markdown
+++ b/History.markdown
@@ -53,6 +53,7 @@
   * Stop testing with Cucumber on JRuby (#9661)
   * Windows CI on GitHub Actions (#9659)
   * Run GitHub Actions only if needed (#9664)
+  * Format `.rubocop.yml` via a rake task (#9687)
 
 ### Documentation