diff --git a/package.json b/package.json
index 562d3f6..5fabb71 100644
--- a/package.json
+++ b/package.json
@@ -18,6 +18,6 @@
   ],
   "dependencies": {
     "express": "^4.17.1",
-    "nodemailer": "^6.4.16"
+    "nodemailer": "^6.9.9"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index b32b069..44a262b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -245,10 +245,10 @@ negotiator@0.6.2:
   resolved "https://registry.yarnpkg.com/negotiator/-/negotiator-0.6.2.tgz#feacf7ccf525a77ae9634436a64883ffeca346fb"
   integrity sha512-hZXc7K2e+PgeI1eDBe/10Ard4ekbfrrqG8Ep+8Jmf4JID2bNg7NvCPOZN+kfF574pFQI7mum2AUqDidoKqcTOw==
 
-nodemailer@^6.4.16:
-  version "6.4.16"
-  resolved "https://registry.yarnpkg.com/nodemailer/-/nodemailer-6.4.16.tgz#5cb6391b1d79ab7eff32d6f9f48366b5a7117293"
-  integrity sha512-68K0LgZ6hmZ7PVmwL78gzNdjpj5viqBdFqKrTtr9bZbJYj6BRj5W6WGkxXrEnUl3Co3CBXi3CZBUlpV/foGnOQ==
+nodemailer@^6.9.9:
+  version "6.9.9"
+  resolved "https://registry.yarnpkg.com/nodemailer/-/nodemailer-6.9.9.tgz#4549bfbf710cc6addec5064dd0f19874d24248d9"
+  integrity sha512-dexTll8zqQoVJEZPwQAKzxxtFn0qTnjdQTchoU6Re9BUUGBJiOy3YMn/0ShTW6J5M0dfQ1NeDeRTTl4oIWgQMA==
 
 on-finished@~2.3.0:
   version "2.3.0"