diff --git a/conf/app.ini b/conf/app.ini
index 0bb74d9..6eae587 100644
--- a/conf/app.ini
+++ b/conf/app.ini
@@ -46,7 +46,7 @@ FORCE_TRUST_SERVER_CERT = true
 [email.incoming]
 ENABLED = true
 REPLY_TO_ADDRESS = __APP__+%{token}@__DOMAIN__
-HOST = localhost
+HOST = __DOMAIN__
 PORT = 993
 USE_TLS = true
 USERNAME = __APP__