diff --git a/package.json b/package.json
index 1ed3037a..0b4c7161 100644
--- a/package.json
+++ b/package.json
@@ -79,7 +79,7 @@
     "grunt-karma": "^2.0.0",
     "grunt-mocha-test": "^0.12.7",
     "karma": "^1.1.2",
-    "karma-browserify": "^4.4.2",
+    "karma-browserify": "^5.1.1",
     "karma-chrome-launcher": "^1.0.1",
     "karma-es6-shim": "^1.0.0",
     "karma-firefox-launcher": "^1.0.0",