diff --git a/package.json b/package.json
index 1d7d4fd..8505d70 100644
--- a/package.json
+++ b/package.json
@@ -47,7 +47,7 @@
     "cheerio": "^0.22.0",
     "mocha": "^3.1.2",
     "nock": "^9.0.2",
-    "sinon": "^1.16.1",
+    "sinon": "^15.2.0",
     "supertest": "^2.0.1"
   },
   "engines": {