diff --git a/CHANGELOG.md b/CHANGELOG.md
index ac1ad453..261fdbc1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 ## [Unreleased]
 
+## v3.3.1 - 2022-08-11
+
 ### Fixed
 
 - Apply workaround for vanished `<marp-auto-scaling>` in Chrome 105+ ([#312](https://github.com/marp-team/marp-core/pull/312))
diff --git a/package.json b/package.json
index d9133d30..3eeb2e17 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@marp-team/marp-core",
-  "version": "3.3.0",
+  "version": "3.3.1",
   "description": "The core of Marp tools",
   "license": "MIT",
   "author": {