diff --git a/CHANGES.md b/CHANGES.md
index ea77607c7..071f2a971 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -2,8 +2,10 @@
 
 ## Unreleased - 2020-xx-xx
 * Implement Logger middleware regex exclude pattern [#1723]
+* Print unconfigured AppData type [#1743]
 
 [#1723]: https://github.com/actix/actix-web/pull/1723
+[#1743]: https://github.com/actix/actix-web/pull/1743
 
 ## 3.1.0 - 2020-09-29
 ### Changed