diff --git a/package-lock.json b/package-lock.json
index c89567a..c54fa61 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -488,9 +488,9 @@
       }
     },
     "nodemailer": {
-      "version": "4.4.1",
-      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-4.4.1.tgz",
-      "integrity": "sha512-1bnszJJXatcHJhLpxQ1XMkLDjCjPKvGKMtRQ73FOsoNln3UQjddEQmz6fAwM3aj0GtQ3dQX9qtMHPelz63GU7A=="
+      "version": "6.4.16",
+      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-6.4.16.tgz",
+      "integrity": "sha512-68K0LgZ6hmZ7PVmwL78gzNdjpj5viqBdFqKrTtr9bZbJYj6BRj5W6WGkxXrEnUl3Co3CBXi3CZBUlpV/foGnOQ=="
     },
     "normalize-package-data": {
       "version": "2.4.0",
diff --git a/package.json b/package.json
index 8ed0b89..e2b2246 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
     "cors": "^2.8.4",
     "express": "~3.2.4",
     "getenv": "^0.7.0",
-    "nodemailer": "^4.4.1",
+    "nodemailer": "^6.4.16",
     "promise-mysql": "^3.1.3",
     "qrcode": "^1.2.0",
     "randomstring": "^1.1.5",