diff --git a/package.json b/package.json
index 555b9f3..7564417 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
   "author": "dead_horse <dead_horse@qq.com>",
   "license": "MIT",
   "dependencies": {
-    "debug": "~2.6.7"
+    "debug": "~3.1.0"
   },
   "devDependencies": {
     "mocha": "^1.20.1",