diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4e0eaac..bd03d88 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## docx-wasm@0.0.276-rc31 (1. Nov, 2022)
+
+- Support `specVanish`.
+
 ## docx-wasm@0.0.276-rc30 (1. Nov, 2022)
 
 - Use `None` if heightRule not found instead of `auto`
diff --git a/docx-wasm/package.json b/docx-wasm/package.json
index 35899af..d40bc53 100644
--- a/docx-wasm/package.json
+++ b/docx-wasm/package.json
@@ -1,6 +1,6 @@
 {
   "name": "docx-wasm",
-  "version": "0.0.276-rc30",
+  "version": "0.0.276-rc31",
   "main": "dist/node/index.js",
   "browser": "dist/web/index.js",
   "author": "bokuweb <bokuweb12@gmail.com>",