diff --git a/package.json b/package.json
index d7662bb..8d9205b 100644
--- a/package.json
+++ b/package.json
@@ -62,7 +62,7 @@
     "gulp-shell": "^0.6.1",
     "gulp-util": "^3.0.7",
     "mocha": "^3.0.0",
-    "sinon": "^1.17.3",
+    "sinon": "^2.1.0",
     "webpack": "^2.2.1"
   }
 }