diff --git a/package.json b/package.json
index 3c398de..341a599 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
     "colors": "^1.0.3",
     "cryptiles": "^4.1.2",
     "hoek": "^4.2.1",
-    "nodemailer": "^5.1.1",
+    "nodemailer": "^6.4.16",
     "sshpk": "^1.13.2"
   },
   "scripts": {
diff --git a/yarn.lock b/yarn.lock
index 10b7ee7..9f7f899 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1826,9 +1826,9 @@ node-pre-gyp@^0.10.0:
     semver "^5.3.0"
     tar "^4"
 
-nodemailer@^5.1.1:
-  version "5.1.1"
-  resolved "https://registry.yarnpkg.com/nodemailer/-/nodemailer-5.1.1.tgz#0c48d1ecab02e86d9ff6c620ee75ed944b763505"
+nodemailer@^6.4.16:
+  version "6.4.16"
+  resolved "https://registry.yarnpkg.com/nodemailer/-/nodemailer-6.4.16.tgz#5cb6391b1d79ab7eff32d6f9f48366b5a7117293"
 
 nopt@^4.0.1:
   version "4.0.1"