diff --git a/package.json b/package.json
index 74e6307..2df88e1 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "eslint": "^3.0.0",
     "eslint-config-pedant": "^0.9.0",
     "nyc": "^10.0.0",
-    "sinon": "^2.0.0"
+    "sinon": "^2.2.0"
   },
   "scripts": {
     "pretest": "npm run lint",