diff --git a/actix-web-codegen/CHANGES.md b/actix-web-codegen/CHANGES.md
index 8c57a717a..f1dbf8e5f 100644
--- a/actix-web-codegen/CHANGES.md
+++ b/actix-web-codegen/CHANGES.md
@@ -1,7 +1,9 @@
 # Changes
 
 ## Unreleased - 2021-xx-xx
-* Preserve doc comments when using route macros.
+* Preserve doc comments when using route macros. [#2022]
+
+[#2022]: https://github.com/actix/actix-web/pull/2022
 
 
 ## 0.5.0-beta.1 - 2021-02-10