diff --git a/functions/package-lock.json b/functions/package-lock.json
index 17579b01..bac7ecaf 100644
--- a/functions/package-lock.json
+++ b/functions/package-lock.json
@@ -18,7 +18,7 @@
         "koa": "3.2.1",
         "koa-firebase-functions": "1.0.1",
         "node-fetch": "2.7.0",
-        "nodemailer": "8.0.10",
+        "nodemailer": "9.0.1",
         "normalize-url": "7.0.2"
       },
       "devDependencies": {
@@ -9422,9 +9422,9 @@
       }
     },
     "node_modules/nodemailer": {
-      "version": "8.0.10",
-      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-8.0.10.tgz",
-      "integrity": "sha512-BLFuSth7QtHOkBzyqTehWWyub0NTRDuK2Q2SQfnGLsrJnzyU+Yeh4WpV1eZGuARFj1xQJHIdnTuJZLP+b9R1GQ==",
+      "version": "9.0.1",
+      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-9.0.1.tgz",
+      "integrity": "sha512-Gwv8SQewT616ZM/URn0H54b8PWo/Wum7md3EW2aWy1lO27+WZCX+Xyak3J+NlmHUjDh5ME+uesJUDRbR3Ye8Bw==",
       "license": "MIT-0",
       "engines": {
         "node": ">=6.0.0"
diff --git a/functions/package.json b/functions/package.json
index 0b7f9fa5..2299c385 100644
--- a/functions/package.json
+++ b/functions/package.json
@@ -22,7 +22,7 @@
     "koa-firebase-functions": "1.0.1",
     "@koa/router": "15.6.0",
     "node-fetch": "2.7.0",
-    "nodemailer": "8.0.10",
+    "nodemailer": "9.0.1",
     "normalize-url": "7.0.2"
   },
   "devDependencies": {