diff --git a/History.markdown b/History.markdown
index 0c8f43d4856..40d649843c3 100644
--- a/History.markdown
+++ b/History.markdown
@@ -6,6 +6,7 @@
   * Bump rdoc to 6.0 (#6600)
   * Lint file and bump theme dependencies (#6698)
   * Write a Rubocop Cop to ensure no `#p` or `#puts` calls get committed to master. (#6615)
+  * Remove redgreen gem (#6720)
 
 ### Site Enhancements