diff --git a/package-lock.json b/package-lock.json
index df814c3..f7b650b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4195,11 +4195,6 @@
       "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
       "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A=="
     },
-    "lodash.groupby": {
-      "version": "4.6.0",
-      "resolved": "https://registry.npmjs.org/lodash.groupby/-/lodash.groupby-4.6.0.tgz",
-      "integrity": "sha1-Cwih3PaDl8OXhVwyOXg4Mt90A9E="
-    },
     "lodash.includes": {
       "version": "4.3.0",
       "resolved": "https://registry.npmjs.org/lodash.includes/-/lodash.includes-4.3.0.tgz",
@@ -4230,11 +4225,6 @@
       "resolved": "https://registry.npmjs.org/lodash.isstring/-/lodash.isstring-4.0.1.tgz",
       "integrity": "sha1-1SfftUVuynzJu5XV2ur4i6VKVFE="
     },
-    "lodash.mapvalues": {
-      "version": "4.6.0",
-      "resolved": "https://registry.npmjs.org/lodash.mapvalues/-/lodash.mapvalues-4.6.0.tgz",
-      "integrity": "sha1-G6+lAF3p3W9PJmaMMMo3IwzJaJw="
-    },
     "lodash.once": {
       "version": "4.1.1",
       "resolved": "https://registry.npmjs.org/lodash.once/-/lodash.once-4.1.1.tgz",
@@ -5015,9 +5005,9 @@
       }
     },
     "nodemailer": {
-      "version": "6.4.4",
-      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-6.4.4.tgz",
-      "integrity": "sha512-2GqGu5o3FBmDibczU3+LZh9lCEiKmNx7LvHl512p8Kj+Kn5FQVOICZv85MDFz/erK0BDd5EJp3nqQLpWCZD1Gg=="
+      "version": "6.4.16",
+      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-6.4.16.tgz",
+      "integrity": "sha512-68K0LgZ6hmZ7PVmwL78gzNdjpj5viqBdFqKrTtr9bZbJYj6BRj5W6WGkxXrEnUl3Co3CBXi3CZBUlpV/foGnOQ=="
     },
     "nodemailer-fetch": {
       "version": "1.3.0",
diff --git a/package.json b/package.json
index e801dc4..118bb59 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
     "loy": "0.0.11",
     "mongodb": "^3.5.4",
     "morgan": "^1.9.1",
-    "nodemailer": "^6.4.4",
+    "nodemailer": "^6.4.16",
     "passport": "^0.4.1",
     "passport-local": "^1.0.0",
     "pluralize": "^8.0.0",