diff --git a/package.json b/package.json
index 69001d8..fb6e66d 100644
--- a/package.json
+++ b/package.json
@@ -53,7 +53,7 @@
     "grunt-mocha-test": "^0.13.2",
     "grunt-release": "^0.14.0",
     "istanbul": "^0.4.5",
-    "mocha": "^4.0.0",
+    "mocha": "^5.0.4",
     "mocha-lcov-reporter": "^1.3.0"
   }
 }