diff --git a/CHANGELOG.md b/CHANGELOG.md
index b7c04ed83..4ff7a628a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,13 @@
+<a name="3.1.3"></a>
+## [3.1.3](https://github.com/karma-runner/karma/compare/v3.1.2...v3.1.3) (2018-12-01)
+
+
+### Bug Fixes
+
+* add missing dep flatted ([#3223](https://github.com/karma-runner/karma/issues/3223)) ([655d4d2](https://github.com/karma-runner/karma/commit/655d4d2))
+
+
+
 <a name="3.1.2"></a>
 ## [3.1.2](https://github.com/karma-runner/karma/compare/v3.1.1...v3.1.2) (2018-12-01)
 
diff --git a/package.json b/package.json
index 717d7ea40..73caa016a 100644
--- a/package.json
+++ b/package.json
@@ -475,7 +475,7 @@
   "engines": {
     "node": ">= 6"
   },
-  "version": "3.1.2",
+  "version": "3.1.3",
   "license": "MIT",
   "scripts": {
     "lint": "eslint . --ext js --ignore-pattern *.tpl.js",