diff --git a/packages/fineui/src/widget/downlist/combo.downlist.js b/packages/fineui/src/widget/downlist/combo.downlist.js
index ac8e79fda..341372724 100644
--- a/packages/fineui/src/widget/downlist/combo.downlist.js
+++ b/packages/fineui/src/widget/downlist/combo.downlist.js
@@ -52,7 +52,7 @@ export class DownListCombo extends Widget {
             minWidth: 140,
             maxHeight: 1000,
             destroyWhenHide: false,
-            isDefaultInit: false,
+            isDefaultInit: true,
         });
     }