diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7643f8d79..1f8c4fa5a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+## [6.3.13](https://github.com/karma-runner/karma/compare/v6.3.12...v6.3.13) (2022-01-31)
+
+
+### Bug Fixes
+
+* **deps:** bump log4js to resolve security issue ([5bf2df3](https://github.com/karma-runner/karma/commit/5bf2df304453c8f71ebc725653fd174ddb1dd28b)), closes [#3751](https://github.com/karma-runner/karma/issues/3751)
+
 ## [6.3.12](https://github.com/karma-runner/karma/compare/v6.3.11...v6.3.12) (2022-01-24)
 
 
diff --git a/package-lock.json b/package-lock.json
index 16041e4a3..f385637b6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "karma",
-  "version": "6.3.12",
+  "version": "6.3.13",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index c75cae2e3..dd08952f7 100644
--- a/package.json
+++ b/package.json
@@ -499,7 +499,7 @@
   "engines": {
     "node": ">= 10"
   },
-  "version": "6.3.12",
+  "version": "6.3.13",
   "license": "MIT",
   "scripts": {
     "lint": "eslint . --ext js --ignore-pattern *.tpl.js",