diff --git a/firebase/functions/package-lock.json b/firebase/functions/package-lock.json
index bfec10b..716d72c 100644
--- a/firebase/functions/package-lock.json
+++ b/firebase/functions/package-lock.json
@@ -5314,9 +5314,9 @@
       "integrity": "sha512-ma6oU4Sk0qOoKEAymVoTvk8EdXEobdS7m/mAGhDJ8Rouugho48crHBORAmy5BoOcv8wraPM6xumapQp5hl4iIQ=="
     },
     "nodemailer": {
-      "version": "6.4.11",
-      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-6.4.11.tgz",
-      "integrity": "sha512-BVZBDi+aJV4O38rxsUh164Dk1NCqgh6Cm0rQSb9SK/DHGll/DrCMnycVDD7msJgZCnmVa8ASo8EZzR7jsgTukQ=="
+      "version": "6.4.16",
+      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-6.4.16.tgz",
+      "integrity": "sha512-68K0LgZ6hmZ7PVmwL78gzNdjpj5viqBdFqKrTtr9bZbJYj6BRj5W6WGkxXrEnUl3Co3CBXi3CZBUlpV/foGnOQ=="
     },
     "nodemailer-mailgun-transport": {
       "version": "2.0.0",
diff --git a/firebase/functions/package.json b/firebase/functions/package.json
index 18d4725..8918ea8 100644
--- a/firebase/functions/package.json
+++ b/firebase/functions/package.json
@@ -43,7 +43,7 @@
     "lodash": "^4.17.20",
     "lodash.set": "^4.3.2",
     "node-fetch": "^2.6.0",
-    "nodemailer": "^6.4.11",
+    "nodemailer": "^6.4.16",
     "nodemailer-mailgun-transport": "^2.0.0",
     "qs": "^6.9.4"
   },