diff --git a/package.json b/package.json
index 952b78c..2010d59 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,7 @@
   "devDependencies": {
     "chai": "^3.5.0",
     "coveralls": "^2.11.14",
-    "mocha": "^3.1.2",
+    "mocha": "^5.0.3",
     "nock": "^9.0.2",
     "nyc": "^10.0.0",
     "standard": "^9.0.2",