diff --git a/deps/npm/node_modules/diff/package.json b/deps/npm/node_modules/diff/package.json
index a2fc30c581218f..d6bc964adc94ad 100644
--- a/deps/npm/node_modules/diff/package.json
+++ b/deps/npm/node_modules/diff/package.json
@@ -69,7 +69,7 @@
     "grunt-mocha-test": "^0.13.3",
     "grunt-webpack": "^3.1.3",
     "istanbul": "github:kpdecker/istanbul",
-    "karma": "^5.1.1",
+    "karma": "^6.3.4",
     "karma-chrome-launcher": "^3.1.0",
     "karma-mocha": "^2.0.1",
     "karma-mocha-reporter": "^2.0.0",