diff --git a/package.json b/package.json
index e657bf3..f4d2351 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
     "husky": "0.14.1",
     "loopback": "3.8.0",
     "mocha": "3.4.2",
-    "mocha-sinon": "2.0.0",
+    "mocha-sinon": "2.1.1",
     "nyc": "11.0.3",
     "semantic-release": "6.3.6",
     "sinon": "2.3.6",