diff --git a/package.json b/package.json
index 4546010..4da7e3b 100644
--- a/package.json
+++ b/package.json
@@ -69,7 +69,7 @@
     "is-appveyor": "1.0.0",
     "istanbul": "0.4.5",
     "jshint": "2.9.5",
-    "mocha": "4.0.1",
+    "mocha": "5.2.0",
     "mocha-lcov-reporter": "1.3.0",
     "mockery": "2.1.0",
     "node-fetch": "1.7.3",