diff --git a/package-lock.json b/package-lock.json
index 0216251..2e17228 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1128,7 +1128,8 @@
         },
         "ansi-regex": {
           "version": "2.1.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -1493,7 +1494,8 @@
         },
         "safe-buffer": {
           "version": "5.1.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -1541,6 +1543,7 @@
         "strip-ansi": {
           "version": "3.0.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -1579,11 +1582,13 @@
         },
         "wrappy": {
           "version": "1.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.3",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         }
       }
     },
@@ -2537,9 +2542,9 @@
       }
     },
     "nodemailer": {
-      "version": "6.3.1",
-      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-6.3.1.tgz",
-      "integrity": "sha512-j0BsSyaMlyadEDEypK/F+xlne2K5m6wzPYMXS/yxKI0s7jmT1kBx6GEKRVbZmyYfKOsjkeC/TiMVDJBI/w5gMQ=="
+      "version": "6.4.16",
+      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-6.4.16.tgz",
+      "integrity": "sha512-68K0LgZ6hmZ7PVmwL78gzNdjpj5viqBdFqKrTtr9bZbJYj6BRj5W6WGkxXrEnUl3Co3CBXi3CZBUlpV/foGnOQ=="
     },
     "nodemon": {
       "version": "1.19.4",
diff --git a/package.json b/package.json
index a917fe4..eb3ae52 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
     "mongoose": "^5.7.7",
     "node-cron": "^2.0.3",
     "node-schedule": "^1.3.2",
-    "nodemailer": "^6.3.1",
+    "nodemailer": "^6.4.16",
     "nodemon": "^1.19.4",
     "open": "^6.4.0",
     "request": "^2.88.0",