diff --git a/package.json b/package.json
index e44b716..a9d895d 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
     "istanbul": "0.4.5",
     "jscs": "3.0.7",
     "jsinspect": "0.12.5",
-    "mocha": "4.0.1",
+    "mocha": "6.1.3",
     "webpack": "3.10.0"
   },
   "scripts": {