diff --git a/actix-http/CHANGES.md b/actix-http/CHANGES.md
index 61eeb4beb..ff96bfd98 100644
--- a/actix-http/CHANGES.md
+++ b/actix-http/CHANGES.md
@@ -2,6 +2,8 @@
 
 ## Unreleased
 
+- Remove redundant 4 byte reservation in webscoket encoder
+
 ## 3.7.0
 
 ### Added