diff --git a/History.markdown b/History.markdown
index 36f579bc..3afa7970 100644
--- a/History.markdown
+++ b/History.markdown
@@ -86,6 +86,7 @@
   * rubocop: features/step_definitions.rb (#4956)
   * Rubocop theme and url jekyll libs (#4959)
   * Rubocop jekyll.rb (#4966)
+  * Rubocop: use %r for all regular expressions. (#4979)
 
 ### Site Enhancements