diff --git a/History.markdown b/History.markdown
index 483a6882..c558b168 100644
--- a/History.markdown
+++ b/History.markdown
@@ -130,6 +130,10 @@
   * Add AppVeyor support. (#5115)
   * appveyor.yml: drop Ruby 2.0.0. (#5119)
   * Fix indentation in benchmark (#5124)
+  * Style fixes for Rubocop 0.42.0
+
+- var == 0 becomes var.zero?
+- when defining method_missing, also define respond_to_missing? (#5137)
 
 ### Site Enhancements