diff --git a/mysql/package.json b/mysql/package.json
index a272e8a..53c2365 100644
--- a/mysql/package.json
+++ b/mysql/package.json
@@ -19,7 +19,7 @@
   "dependencies": {
     "chai": "4.2.0",
     "leo-connector-common": "4.0.6",
-    "mysql2": "1.6.5",
+    "mysql2": "3.9.4",
     "zongji": "0.4.7"
   },
   "config": {