diff --git a/demo/Ursa.Demo/Dialogs/PlainDialogViewModel.cs b/demo/Ursa.Demo/Dialogs/PlainDialogViewModel.cs
index feb199d..b1058c1 100644
--- a/demo/Ursa.Demo/Dialogs/PlainDialogViewModel.cs
+++ b/demo/Ursa.Demo/Dialogs/PlainDialogViewModel.cs
@@ -22,7 +22,6 @@ public class PlainDialogViewModel: ObservableObject
 
     public PlainDialogViewModel()
     {
-        Text =
-            "千古悠悠 有多少冤魂嗟叹 空怅望人寰无限 丛生哀怨 泣血蝇虫笑苍天 孤帆叠影锁白链 残月升骤起烈烈风 尽吹散 尽吹散 尽吹散 滂沱雨无底涧 涉激流登彼岸 奋力拨云间消得雾患 社稷安抚臣子心 长驱鬼魅不休战 看斜阳照大地阡陌 从头转";
+        Text = "I am PlainDialogViewModel!";
     }
-}
\ No newline at end of file
+}