diff --git a/History.markdown b/History.markdown
index e74d59b3..4343e46e 100644
--- a/History.markdown
+++ b/History.markdown
@@ -45,6 +45,7 @@
   * Assert raising Psych::SyntaxError when `"strict_front_matter"=>true` (#6520)
   * [RuboCop] Enable `Style/UnneededCapitalW` cop (#6526)
   * Use Kernel#Array instead of explicit Array check (#6525)
+  * Refactor method to reduce ABC Metric size (#6529)
 
 ### Minor Enhancements