diff --git a/package.json b/package.json
index 1aef929..329e664 100644
--- a/package.json
+++ b/package.json
@@ -28,6 +28,6 @@
     "concat-stream": "~2.0.0",
     "derequire": "~2.0.3",
     "istanbul": "~0.4.5",
-    "mocha": "~5.2.0"
+    "mocha": "~6.0.0"
   }
 }