diff --git a/package.json b/package.json
index 13b1faf..6c9a383 100644
--- a/package.json
+++ b/package.json
@@ -60,7 +60,7 @@
     "loopback": "^3.15.0",
     "mocha": "^4.1.0",
     "sinon": "^4.1.4",
-    "sinon-chai": "^2.14.0"
+    "sinon-chai": "^3.4.0"
   },
   "dependencies": {
     "babel-runtime": "^6.26.0",