diff --git a/package.json b/package.json
index 2708d51f..7a5e997d 100644
--- a/package.json
+++ b/package.json
@@ -57,7 +57,7 @@
     "karma": "^0.13.19",
     "karma-chrome-launcher": "^0.2.3",
     "karma-coverage": "^0.5.5",
-    "karma-firefox-launcher": "^1.0.0",
+    "karma-firefox-launcher": "^2.0.0",
     "karma-jasmine": "^0.3.8",
     "karma-phantomjs-launcher": "^1.0.2",
     "karma-spec-reporter": "0.0.23",