diff --git a/.env.dev b/.env.dev
index 840513c8..31de5659 100644
--- a/.env.dev
+++ b/.env.dev
@@ -1,7 +1,7 @@
 # .env.dev
 NODE_ENV=dev
 #VUE_APP_DEV_IP=demo.casaos.io
-VUE_APP_DEV_IP=10.0.0.90
+VUE_APP_DEV_IP=10.0.0.85
 # VUE_APP_DEV_IP=10.147.20.1
 # VUE_APP_DEV_IP=192.168.2.15
 # VUE_APP_DEV_IP=192.168.2.219
diff --git a/src/App.vue b/src/App.vue
index e3d893ca..13d34d15 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -83,6 +83,7 @@ export default {
 		setInitLang() {
 			let lang = localStorage.getItem('lang') ? localStorage.getItem('lang') : this.getLangFromBrowser()
 			lang = lang.includes("_") ? lang : "en_us";
+      lang = lang.toLowerCase();
 			this.setLang(lang)
 		},
 		/**
@@ -99,7 +100,8 @@ export default {
 			console.log('socket connected');
 		},
 		"casaos-ui:topbar:dashboardsetting_language"(res) {
-			this.setLang(res.Properties.casaos_lang)
+      const lang = res.Properties.casaos_lang.toLowerCase();
+			this.setLang(lang)
 		},
 	},
 }