diff --git a/package.json b/package.json
index fd36ae3..7bee63e 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
     "chai": "^4.1.2",
     "codecov": "^3.0.4",
     "eslint": "^4.18.0",
-    "mocha": "^5.2.0",
+    "mocha": "^6.1.2",
     "nyc": "^12.0.2",
     "size-limit": "^1.0.1"
   },