diff --git a/CHANGELOG.md b/CHANGELOG.md
index 62a42bbd..093d87c8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Changelog
 
+## [v0.12.0](https://github.com/chimurai/http-proxy-middleware/releases/tag/v0.12.0)
+- add option `onProxyReqWS` (subscribe to http-proxy `proxyReqWs` event)
+- add option `onOpen` (subscribe to http-proxy `open` event)
+- add option `onClose` (subscribe to http-proxy `close` event)
+
 ## [v0.11.0](https://github.com/chimurai/http-proxy-middleware/releases/tag/v0.11.0)
 - improved logging
 
diff --git a/package.json b/package.json
index 913d2403..f4388be4 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "http-proxy-middleware",
-  "version": "0.11.0",
+  "version": "0.12.0",
   "description": "The one-liner node.js proxy middleware for connect, express and browser-sync",
   "main": "index.js",
   "scripts": {