diff --git a/package.json b/package.json
index 82cac62..63324a5 100644
--- a/package.json
+++ b/package.json
@@ -85,7 +85,7 @@
         "karma-sourcemap-loader": "^0.3.7",
         "karma-sourcemap-writer": "^0.1.2",
         "karma-webpack": "^3.0.5",
-        "mocha": "^5.2.0",
+        "mocha": "^6.1.1",
         "phaser": "^3.16.2",
         "prettier": "^1.16.4",
         "publish-please": "^5.4.3",