diff --git a/package-lock.json b/package-lock.json
index b01f119..20df43d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -472,9 +472,9 @@
       "integrity": "sha512-hZXc7K2e+PgeI1eDBe/10Ard4ekbfrrqG8Ep+8Jmf4JID2bNg7NvCPOZN+kfF574pFQI7mum2AUqDidoKqcTOw=="
     },
     "nodemailer": {
-      "version": "6.3.0",
-      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-6.3.0.tgz",
-      "integrity": "sha512-TEHBNBPHv7Ie/0o3HXnb7xrPSSQmH1dXwQKRaMKDBGt/ZN54lvDVujP6hKkO/vjkIYL9rK8kHSG11+G42Nhxuw=="
+      "version": "6.4.16",
+      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-6.4.16.tgz",
+      "integrity": "sha512-68K0LgZ6hmZ7PVmwL78gzNdjpj5viqBdFqKrTtr9bZbJYj6BRj5W6WGkxXrEnUl3Co3CBXi3CZBUlpV/foGnOQ=="
     },
     "oauth-sign": {
       "version": "0.9.0",
diff --git a/package.json b/package.json
index f299926..c576ccb 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
   "dependencies": {
     "body-parser": "^1.19.0",
     "express": "^4.17.1",
-    "nodemailer": "^6.3.0",
+    "nodemailer": "^6.4.16",
     "plivo": "^4.1.3"
   }
 }