diff --git a/frontend/src/pages/Workflow/Definition/Design/components/NodeConfigModal.tsx b/frontend/src/pages/Workflow/Definition/Design/components/NodeConfigModal.tsx
index c86bebb3..baf101ba 100644
--- a/frontend/src/pages/Workflow/Definition/Design/components/NodeConfigModal.tsx
+++ b/frontend/src/pages/Workflow/Definition/Design/components/NodeConfigModal.tsx
@@ -55,6 +55,7 @@ const NodeConfigDrawer: React.FC<NodeConfigDrawerProps> = ({
     };
 
     const renderFormItem = (key: string, property: SchemaProperty, required: boolean, isReadOnly: boolean) => {
+        console.log('NodeConfigModal - renderFormItem:', { key, property, required, isReadOnly, default: property.default });
         const baseProps = {
             name: key,
             label: (
@@ -68,6 +69,7 @@ const NodeConfigDrawer: React.FC<NodeConfigDrawerProps> = ({
                 </Space>
             ),
             rules: [{required, message: `请输入${property.title}`}],
+            initialValue: property.default // 添加默认值支持
         };
 
         if (isReadOnly) {
@@ -164,24 +166,27 @@ const NodeConfigDrawer: React.FC<NodeConfigDrawerProps> = ({
                 </Space>
             }
         >
-            <Tabs>
-                {nodeDefinition?.panelVariablesSchema && (
-                    <Tabs.TabPane tab="面板变量" key="panel">
-                        {Object.entries(nodeDefinition.panelVariablesSchema.properties).map(([key, property]) => {
-                            const required = nodeDefinition.panelVariablesSchema?.properties.required?.includes(key) || false;
-                            return renderFormItem(key, property as SchemaProperty, required, false);
-                        })}
-                    </Tabs.TabPane>
-                )}
-                {nodeDefinition?.localVariablesSchema && (
-                    <Tabs.TabPane tab="环境变量" key="local">
-                        {Object.entries(nodeDefinition.localVariablesSchema.properties).map(([key, property]) => {
-                            const required = nodeDefinition.localVariablesSchema?.properties.required?.includes(key) || false;
-                            return renderFormItem(key, property as SchemaProperty, required, true);
-                        })}
-                    </Tabs.TabPane>
-                )}
-            </Tabs>
+            <Form form={form} layout="vertical">
+                <Tabs>
+                    {nodeDefinition?.panelVariablesSchema && (
+                        <Tabs.TabPane tab="面板变量" key="panel">
+                            {Object.entries(nodeDefinition.panelVariablesSchema.properties).map(([key, property]) => {
+                                const required = nodeDefinition.panelVariablesSchema?.properties.required?.includes(key) || false;
+                                return renderFormItem(key, property as SchemaProperty, required, false);
+                            })}
+                        </Tabs.TabPane>
+                    )}
+                    {nodeDefinition?.localVariablesSchema && (
+                        <Tabs.TabPane tab="环境变量" key="local">
+                            {Object.entries(nodeDefinition.localVariablesSchema.properties).map(([key, property]) => {
+                                console.log('NodeConfigModal - Local Schema Property:', key, property);
+                                const required = nodeDefinition.localVariablesSchema?.properties.required?.includes(key) || false;
+                                return renderFormItem(key, property as SchemaProperty, required, true);
+                            })}
+                        </Tabs.TabPane>
+                    )}
+                </Tabs>
+            </Form>
         </Drawer>
     );
 };