diff --git a/package.json b/package.json
index 89ee387..458aa45 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
     "espower-loader": "^1.0.0",
     "intelli-espower-loader": "^1.0.0",
     "minecraft-wrap": "^1.2.3",
-    "mocha": "^5.0.5",
+    "mocha": "^6.0.0",
     "power-assert": "^1.0.0",
     "require-self": "^0.2.1",
     "standard": "^12.0.0"