diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0e9c1e9..12861b7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [0.3.1](https://github.com/nandenjin/tsukimi/compare/v0.3.0...v0.3.1) (2024-10-23)
+
+
+### Bug Fixes
+
+* **deps:** update dependency mermaid to v10.9.3 [security] ([52a5370](https://github.com/nandenjin/tsukimi/commit/52a5370ed87d11726c9e06347a73367b7ba52a31))
+
 ## [0.3.0](https://github.com/nandenjin/tsukimi/compare/v0.2.0...v0.3.0) (2024-10-21)
 
 
diff --git a/package-lock.json b/package-lock.json
index 3c7bb5e..bfa5c8e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "tsukimi",
-  "version": "0.3.0",
+  "version": "0.3.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "tsukimi",
-      "version": "0.3.0",
+      "version": "0.3.1",
       "dependencies": {
         "mermaid": "^10.2.2",
         "react": "^18.2.0",
diff --git a/package.json b/package.json
index d2fd500..a4ae0c3 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "tsukimi",
   "private": true,
-  "version": "0.3.0",
+  "version": "0.3.1",
   "type": "module",
   "description": "Useful toolkit for scrapbox.io as browser extension",
   "scripts": {