diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7e3fc07..7f48c26 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,6 @@
 # History
 
+- [2.5.1](#251-2023-01-06) (Jan 2023)
 - [2.5.0](#250-2023-01-06) (Jan 2023)
 - [2.4.0](#240-2022-03-30) (Mar 2022)
 - [2.3.3](#233-2021-11-16) (Nov 2021)
@@ -17,6 +18,14 @@
 
 # Release notes
 
+## [2.5.1](https://github.com/socketio/socket.io-adapter/compare/2.5.0...2.5.1) (2023-01-06)
+
+
+### Bug Fixes
+
+* properly precompute the WebSocket frames ([99b0f18](https://github.com/socketio/socket.io-adapter/commit/99b0f188194b58a213682d564607913a447279e3))
+
+
 
 ## [2.5.0](https://github.com/socketio/socket.io-adapter/compare/2.4.0...2.5.0) (2023-01-06)
 
diff --git a/package.json b/package.json
index 89d35ca..7170a10 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "socket.io-adapter",
-  "version": "2.5.0",
+  "version": "2.5.1",
   "license": "MIT",
   "repository": {
     "type": "git",