diff --git a/meshcentral-config-schema.json b/meshcentral-config-schema.json
index 7e4603d7..af01f912 100644
--- a/meshcentral-config-schema.json
+++ b/meshcentral-config-schema.json
@@ -751,6 +751,16 @@
             },
             "required": [ "host", "port", "from", "tls" ]
           },
+          "sendmail": {
+            "title" : "Send email using the sendmail command",
+            "description": "Makes MeshCentral send emails using the Unix sendmail command. Allows MeshCentral to send email messages for 2FA or user notification.",
+            "type": "object",
+            "properties": {
+              "newline": { "type": "string", "default": "unix", "description": "Possible values are unix or windows" },
+              "path": { "type": "string", "default": "sendmail", "description": "Path to the sendmail command" },
+              "args": { "type": "array", "items": { "type": "string" }, "default": null, "description": "Array or arguments to pass to sendmail" }
+            }
+          },
           "authStrategies": {
             "type": "object",
             "additionalProperties": false,
diff --git a/meshcentral.js b/meshcentral.js
index 08325a68..0b441d90 100644
--- a/meshcentral.js
+++ b/meshcentral.js
@@ -735,7 +735,7 @@ function CreateMeshCentralServer(config, args) {
         }
 
         // Check top level configuration for any unreconized values
-        if (config) { for (var i in config) { if ((typeof i == 'string') && (i.length > 0) && (i[0] != '_') && (['settings', 'domaindefaults', 'domains', 'configfiles', 'smtp', 'letsencrypt', 'peers', 'sms', 'sendgrid', 'firebase', 'firebaserelay', '$schema'].indexOf(i) == -1)) { addServerWarning('Unrecognized configuration option \"' + i + '\".', 3, [ i ]); } } }
+        if (config) { for (var i in config) { if ((typeof i == 'string') && (i.length > 0) && (i[0] != '_') && (['settings', 'domaindefaults', 'domains', 'configfiles', 'smtp', 'letsencrypt', 'peers', 'sms', 'sendgrid', 'sendmail', 'firebase', 'firebaserelay', '$schema'].indexOf(i) == -1)) { addServerWarning('Unrecognized configuration option \"' + i + '\".', 3, [ i ]); } } }
 
         if (typeof obj.args.userallowedip == 'string') { if (obj.args.userallowedip == '') { config.settings.userallowedip = obj.args.userallowedip = null; } else { config.settings.userallowedip = obj.args.userallowedip = obj.args.userallowedip.split(','); } }
         if (typeof obj.args.userblockedip == 'string') { if (obj.args.userblockedip == '') { config.settings.userblockedip = obj.args.userblockedip = null; } else { config.settings.userblockedip = obj.args.userblockedip = obj.args.userblockedip.split(','); } }
diff --git a/meshmail.js b/meshmail.js
index 9bea875c..df8ffa90 100644
--- a/meshmail.js
+++ b/meshmail.js
@@ -52,6 +52,14 @@ module.exports.CreateMeshMail = function (parent, domain) {
         if ((obj.config.smtp.user != null) && (obj.config.smtp.pass != null)) { options.auth = { user: obj.config.smtp.user, pass: obj.config.smtp.pass }; }
         if (obj.config.smtp.verifyemail == true) { obj.verifyemail = true; }
         obj.smtpServer = nodemailer.createTransport(options);
+    } else if (obj.config.sendmail != null) {
+        // Setup Sendmail
+        const nodemailer = require('nodemailer');
+        var options = { sendmail: true };
+        if (typeof obj.config.smtp.newline == 'string') { options.newline = obj.config.smtp.newline; }
+        if (typeof obj.config.smtp.path == 'string') { options.path = obj.config.smtp.path; }
+        if (Array.isArray(obj.config.smtp.args)) { options.args = obj.config.smtp.args; }
+        obj.smtpServer = nodemailer.createTransport(options);
     }
 
     // Get the correct mail template object
diff --git a/sample-config-advanced.json b/sample-config-advanced.json
index 6d6f08fb..8511b69b 100644
--- a/sample-config-advanced.json
+++ b/sample-config-advanced.json
@@ -467,6 +467,11 @@
     "from": "myemail@myserver.com",
     "apikey": "***********"
   },
+  "_sendmail": {
+    "newline": "unix",
+    "path": "/usr/sbin/sendmail",
+    "_args": [ "-f", "foo@example.com" ]
+  },
   "_sms": {
     "provider": "twilio",
     "sid": "ACxxxxxxxxx",