diff --git a/CHANGELOG.md b/CHANGELOG.md
index b7f7a6732..6f85a0f9b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,12 @@ consistently version releases as follows:
 - Minor: New user visible feature added. (contains feat commits)
 - Patch: Bug fix to previous feature. (contains only fix commits)
 
+## [2.4.21](https://github.com/melink14/rikaikun/compare/v2.4.20...v2.4.21) (2022-10-03)
+
+### Bug Fixes
+
+- **dict:** Update dictionaries to latest versions ([#1224](https://github.com/melink14/rikaikun/issues/1224)) ([aabcb85](https://github.com/melink14/rikaikun/commit/aabcb85b93da695aeb87140684a65a16737da135))
+
 ## [2.4.20](https://github.com/melink14/rikaikun/compare/v2.4.19...v2.4.20) (2022-09-26)
 
 ### Bug Fixes
diff --git a/extension/manifest.json b/extension/manifest.json
index 87a30507e..54f0bf673 100644
--- a/extension/manifest.json
+++ b/extension/manifest.json
@@ -1,7 +1,7 @@
 {
   "manifest_version": 2,
   "name": "rikaikun",
-  "version": "2.4.20",
+  "version": "2.4.21",
   "minimum_chrome_version": "80",
   "description": "rikaikun shows the reading and English definition of Japanese words when you hover over Japanese text in the browser.",
   "icons": {
diff --git a/package-lock.json b/package-lock.json
index 5d602b450..91aec80a8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "rikaikun",
-  "version": "2.4.20",
+  "version": "2.4.21",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "rikaikun",
-      "version": "2.4.20",
+      "version": "2.4.21",
       "hasInstallScript": true,
       "license": "GPL-3.0",
       "dependencies": {
diff --git a/package.json b/package.json
index 8c6f8155a..94ae935b6 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "rikaikun",
-  "version": "2.4.20",
+  "version": "2.4.21",
   "description": "rikaikun is a Chrome extension that helps you to read Japanese web pages by showing the reading and English definition of Japanese words when you hover over them.",
   "private": true,
   "engines": {