diff --git a/package.json b/package.json
index 6e4e2a9..042ea36 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
     "grunt-string-replace": "^1.3.1",
     "microflo-core": "^0.6.0",
     "microflo-arduino": "^0.6.0",
-    "mocha": "^5.0.0",
+    "mocha": "^6.1.2",
     "noflo-nodejs": "^0.10.0"
   },
   "scripts": {