diff --git a/package.json b/package.json
index 6fb23ca..24cda58 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
         "googleapis": "^39.2.0",
         "jsonwebtoken": "^8.1.1",
         "mongoose": "^5.0.3",
-        "nodemailer": "^6.1.1"
+        "nodemailer": "^6.4.16"
     },
     "devDependencies": {
         "env-cmd": "^8.0.2",
diff --git a/yarn.lock b/yarn.lock
index 7b0e136..e7a2269 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1954,10 +1954,10 @@ node-pre-gyp@^0.10.0:
     semver "^5.3.0"
     tar "^4"
 
-nodemailer@^6.1.1:
-  version "6.1.1"
-  resolved "https://registry.yarnpkg.com/nodemailer/-/nodemailer-6.1.1.tgz#09e88ef4b3646f01089c5d84d007b872141fb575"
-  integrity sha512-/x5MRIh56VyuuhLfcz+DL2SlBARpZpgQIf2A4Ao4hMb69MHSgDIMPwYmFwesGT1lkRDZ0eBSoym5+JoIZ3N+cQ==
+nodemailer@^6.4.16:
+  version "6.4.16"
+  resolved "https://registry.yarnpkg.com/nodemailer/-/nodemailer-6.4.16.tgz#5cb6391b1d79ab7eff32d6f9f48366b5a7117293"
+  integrity sha512-68K0LgZ6hmZ7PVmwL78gzNdjpj5viqBdFqKrTtr9bZbJYj6BRj5W6WGkxXrEnUl3Co3CBXi3CZBUlpV/foGnOQ==
 
 nodemon@^1.14.12:
   version "1.18.11"