diff --git a/package.json b/package.json
index a45b0b4..4d2cb9c 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "coveralls": "^3.0.0",
     "cross-env": "^5.0.5",
     "is-there": "^4.4.2",
-    "mocha": "^4.0.0",
+    "mocha": "^5.0.0",
     "nyc": "^11.2.1",
     "steal": "^1.5.8",
     "steal-tools": "^1.8.4"