diff --git a/conf/config.json b/conf/config.json
index 2c0f344..18909f8 100644
--- a/conf/config.json
+++ b/conf/config.json
@@ -15,11 +15,9 @@
     "localstorage.allowsymlinks": true,
     "simpleSignUpLink.shown": false,
     "mail_smtpmode": "smtp",
-    "mail_smtphost": "smtp://__APP__:__MAIL_PWD__@localhost:587/?tls=True",
-    "mail_smtpport": 587,
-    "mail_smtpauth": true,
-    "mail_smtpname": "__APP__",
-    "mail_smtppassword": "__MAIL_PWD__"
+    "mail_smtphost": "localhost",
+    "mail_smtpport": 25,
+    "mail_smtpauth": false
   },
   "apps": {
     "user_ldap": {