diff --git a/package.json b/package.json
index 172e762..1b94f9c 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
     "le_node": "^1.7.0",
     "logdna": "^1.2.0",
     "mocha": "^3.2.0",
-    "sinon": "^1.17.6",
+    "sinon": "^2.2.0",
     "sinon-chai": "^2.5.0",
     "winston-couchdb": "^0.6.3",
     "winston-loggly": "^1.3.1",