diff --git a/package.json b/package.json
index 7b0a506..cb34261 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     "http-errors": "^1.7.3",
     "middy-mongoose-connector": "^0.1.1",
     "mongoose": "^5.9.3",
-    "nodemailer": "^6.4.3",
+    "nodemailer": "^6.4.16",
     "serverless-python-requirements": "^5.1.0",
     "source-map-support": "^0.5.16"
   },
diff --git a/yarn.lock b/yarn.lock
index 5c8a77c..505ee71 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7140,10 +7140,10 @@ node-releases@^1.1.50:
   dependencies:
     semver "^6.3.0"
 
-nodemailer@^6.4.3:
-  version "6.4.3"
-  resolved "https://registry.yarnpkg.com/nodemailer/-/nodemailer-6.4.3.tgz#10d29195fb020e3297495bcba39d3519b23483f3"
-  integrity sha512-zmx4MTzYWQo2abFexvFYVURaiBGLekoA/yjP2Ctigd82hYtC4n38pcphQBi805t7AB2sY6DwmxnP/tb77f3KHA==
+nodemailer@^6.4.16:
+  version "6.4.16"
+  resolved "https://registry.yarnpkg.com/nodemailer/-/nodemailer-6.4.16.tgz#5cb6391b1d79ab7eff32d6f9f48366b5a7117293"
+  integrity sha512-68K0LgZ6hmZ7PVmwL78gzNdjpj5viqBdFqKrTtr9bZbJYj6BRj5W6WGkxXrEnUl3Co3CBXi3CZBUlpV/foGnOQ==
 
 nofilter@^1.0.1:
   version "1.0.3"