diff --git a/services/notification/package.json b/services/notification/package.json
index 6db3854..7b97bf7 100644
--- a/services/notification/package.json
+++ b/services/notification/package.json
@@ -17,7 +17,7 @@
     "amqp-ts-async": "^1.3.7",
     "dotenv": "^6.2.0",
     "koa": "^2.6.2",
-    "nodemailer": "^4.7.0",
+    "nodemailer": "^6.9.9",
     "winston": "^3.1.0"
   },
   "devDependencies": {