diff --git a/History.markdown b/History.markdown
index f66625fc..17fcc6f3 100644
--- a/History.markdown
+++ b/History.markdown
@@ -16,6 +16,7 @@
 
   * Disable default layouts for Pages with a `layout: none` declaration (#6182)
   * Upgrade to Rouge 3 (#6381)
+  * Allow the user to set collections_dir to put all collections under one subdirectory (#6331)
 
 ## 3.6.0 / 2017-09-21