diff --git a/package.json b/package.json
index 572ddfe..70f2c21 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "chai": "^4.1.0",
     "coveralls": "^3.0.0",
     "cross-env": "^3.1.4",
-    "mocha": "^4.0.0",
+    "mocha": "^5.1.0",
     "nyc": "^11.1.0",
     "pmock": "^0.2.3",
     "standard": "^9.0.2",