diff --git a/actix-http/CHANGES.md b/actix-http/CHANGES.md
index facbaa470..1b967a464 100644
--- a/actix-http/CHANGES.md
+++ b/actix-http/CHANGES.md
@@ -3,8 +3,7 @@
 ## Unreleased - 2020-xx-xx
 
 ### Changed
-
-* Change the return type of `Extensions::insert` from `()` to `Option<T>`
+* Change the return type of `Extensions::insert` from `()` to `Option<T>` [#1721]
 
 ## 2.0.0 - 2020-09-11
 * No significant changes from `2.0.0-beta.4`.