diff --git a/loadconfig.go b/loadconfig.go
index 49c04a4..02b021a 100644
--- a/loadconfig.go
+++ b/loadconfig.go
@@ -3,7 +3,7 @@ package main
 import (
 	"database/sql"
 	// "encoding/json"
-	"log"
+
 	"os"
 
 	// _ "github.com/mattn/go-sqlite3"
@@ -182,9 +182,19 @@ func init() {
 		check(err)
 	}
 
+	//post_to_server smartoilets.host
+	// conf
+	var SMARTOILETS_HOST string
+	SMARTOILETS_HOST = os.Getenv("SMARTOILETS_HOST")
+	if SMARTOILETS_HOST != "" {
+		conf.POST_TO_SERVER = SMARTOILETS_HOST
+	}
+
+	// log.Println("conf:{}", conf.POST_TO_SERVER)
+
 	var device Device
 
-	log.Println("slaveDevices:", conf.WIRELESSSLAVEDEVICES)
+	// log.Println("slaveDevices:", conf.WIRELESSSLAVEDEVICES)
 
 	for _, v := range conf.LORANODES {
 		v.CURRENT_DATA = -1