diff --git a/package.json b/package.json
index a060137..995844b 100644
--- a/package.json
+++ b/package.json
@@ -137,7 +137,7 @@
     "react-test-renderer": "^16.0.0",
     "redux-saga-testing": "^1.0.5",
     "rimraf": "2.6.2",
-    "sinon": "^4.0.0",
+    "sinon": "^5.0.0",
     "style-loader": "^0.19.0",
     "surge": "^0.19.0",
     "webpack-dev-server": "^2.9.1",