diff --git a/node_modules/js-yaml/node_modules/esprima/package.json b/node_modules/js-yaml/node_modules/esprima/package.json
index 55d445995e..df01a78918 100644
--- a/node_modules/js-yaml/node_modules/esprima/package.json
+++ b/node_modules/js-yaml/node_modules/esprima/package.json
@@ -50,7 +50,7 @@
     "karma-mocha": "~1.3.0",
     "karma-safari-launcher": "~1.0.0",
     "karma-safaritechpreview-launcher": "~0.0.4",
-    "karma-sauce-launcher": "~1.1.0",
+    "karma-sauce-launcher": "~2.0.0",
     "lodash": "~3.10.1",
     "mocha": "~3.2.0",
     "node-tick-processor": "~0.0.2",