diff --git a/History.markdown b/History.markdown
index 57eb6ad5..818ba7bd 100644
--- a/History.markdown
+++ b/History.markdown
@@ -40,6 +40,7 @@
     error which stated that redcarpet was missing, not rouge. (#2464)
   * Ignore *all* directories and files that merit it on auto-generation (#2459)
   * Before copying file, explicitly remove the old one (#2535)
+  * Merge file system categories with categories from YAML. (#2531)
 
 ### Development Fixes