diff --git a/package.json b/package.json
index f711181..3950f5a 100644
--- a/package.json
+++ b/package.json
@@ -50,7 +50,7 @@
     "karma-mocha-reporter": "~2.1.0",
     "karma-phantomjs-launcher": "~1.0.1",
     "karma-safari-launcher": "~1.0.0",
-    "karma-sauce-launcher": "~1.0.0",
+    "karma-sauce-launcher": "~4.3.3",
     "karma-sourcemap-loader": "~0.3.7",
     "karma-webpack": "2.x",
     "match-require": "2.x",