diff --git a/conf/config.json b/conf/config.json
index 9e1c8f0..1cd7f95 100644
--- a/conf/config.json
+++ b/conf/config.json
@@ -13,7 +13,23 @@
      },
     "hashing_default_password": true,
     "localstorage.allowsymlinks": true,
-    "simpleSignUpLink.shown": false
+    "simpleSignUpLink.shown": false,
+    "mail_smtpmode": "smtp",
+    "mail_smtpport": "25",
+    "mail_smtpauth": 1,
+    "mail_smtpname": "__APP__",
+    "mail_smtppassword": "__MAIL_PWD__",
+    "mail_sendmailmode": "smtp",
+    "mail_from_address": "__APP__",
+    "mail_domain": "__DOMAIN__",
+    "mail_smtphost": "localhost",
+    "mail_smtpstreamoptions": {
+      "ssl": {
+        "allow_self_signed": true,
+        "verify_peer": false,
+        "verify_peer_name": false
+      }
+    }
   },
   "apps": {
     "user_ldap": {
diff --git a/manifest.toml b/manifest.toml
index c615510..ee17184 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -53,6 +53,7 @@ ram.runtime = "512M"
 
 [resources]
     [resources.system_user]
+    allow_email = true
 
     [resources.install_dir]