diff --git a/editor/ui/dialogs/content/EdHLineProps.js b/editor/ui/dialogs/content/EdHLineProps.js
index e58a4e5a3625..f02f79f2cd50 100644
--- a/editor/ui/dialogs/content/EdHLineProps.js
+++ b/editor/ui/dialogs/content/EdHLineProps.js
@@ -103,7 +103,7 @@ function InitDialog()
     gDialog.alignGroup.selectedItem = gDialog.leftAlign;
   }
 
-  gDialog.shading.checked = globalElement.hasAttribute("noshade");
+  gDialog.shading.checked = !globalElement.hasAttribute("noshade");
 }
 
 function onSaveDefault()