diff --git a/frontend/src/pages/Workflow/NodeDesign/Design.tsx b/frontend/src/pages/Workflow/NodeDesign/Design.tsx
index c0bfdfa0..b643f0d4 100644
--- a/frontend/src/pages/Workflow/NodeDesign/Design.tsx
+++ b/frontend/src/pages/Workflow/NodeDesign/Design.tsx
@@ -113,6 +113,7 @@ const NodeDesignForm: React.FC = () => {
                 title: value.title,
                 dataIndex: fullKey,
                 tooltip: value.description,
+                initialValue: value.default
             };
 
             // 处理不同类型的字段
@@ -144,7 +145,7 @@ const NodeDesignForm: React.FC = () => {
                         acc[item] = { text: value.enumNames?.[index] || item };
                         return acc;
                     }, {}),
-                    initialValue: value.default
+                    placeholder: `请选择${value.title}`
                 };
             }
 
@@ -160,7 +161,7 @@ const NodeDesignForm: React.FC = () => {
                     ...baseField,
                     valueType: 'formList',
                     columns: itemColumns,
-                    initialValue: value.default
+                    placeholder: `请添加${value.title}`
                 };
             }
 
@@ -175,7 +176,7 @@ const NodeDesignForm: React.FC = () => {
             return {
                 ...baseField,
                 valueType: typeMap[value.type] || 'text',
-                initialValue: value.default
+                placeholder: `请输入${value.title}`
             };
         });
     };