diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8b1992a..a2edc51 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,12 @@
+## [3.3.3](https://github.com/Automattic/socket.io-parser/compare/3.3.2...3.3.3) (2022-11-09)
+
+
+### Bug Fixes
+
+* check the format of the index of each attachment ([fb21e42](https://github.com/Automattic/socket.io-parser/commit/fb21e422fc193b34347395a33e0f625bebc09983))
+
+
+
 ## [3.3.2](https://github.com/Automattic/socket.io-parser/compare/3.3.1...3.3.2) (2021-01-09)
 
 
diff --git a/package.json b/package.json
index 70857ad..9414417 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "socket.io-parser",
-  "version": "3.3.2",
+  "version": "3.3.3",
   "description": "socket.io protocol parser",
   "repository": {
     "type": "git",