diff --git a/smtp_server/service-smtp.json b/smtp_server/service-smtp.json
index ca800bb..785ce25 100644
--- a/smtp_server/service-smtp.json
+++ b/smtp_server/service-smtp.json
@@ -1,7 +1,7 @@
 {
 	"main": {
 		"SERVICE_NAME": "smtp",
-		"DOMAIN": "#SMTP_DOMAIN" 
+		"DOMAIN": "" 
 	},
 	"containers": [
 		{