diff --git a/package.json b/package.json
index e37746f..7527fae 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "jshint": "^2.6.3",
     "jsinspect": "^0.6.1",
     "lab": "^5.5.1",
-    "sinon": "^1.14.1"
+    "sinon": "^2.3.1"
   },
   "dependencies": {
     "101": "^1.0.0",