diff --git a/package.json b/package.json
index f1e10d7..9d8a200 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
   },
   "homepage": "https://github.com/Gerhut/create-function#readme",
   "devDependencies": {
-    "mocha": "^4.0.0",
+    "mocha": "^5.0.0",
     "nyc": "^11.0.2",
     "should": "^13.0.1",
     "standard": "^10.0.2"