diff --git a/frontend/src/pages/Workflow/Definition/Design/components/NodeConfigModal.tsx b/frontend/src/pages/Workflow/Definition/Design/components/NodeConfigModal.tsx
index 9f09ae17..c3ab9ef8 100644
--- a/frontend/src/pages/Workflow/Definition/Design/components/NodeConfigModal.tsx
+++ b/frontend/src/pages/Workflow/Definition/Design/components/NodeConfigModal.tsx
@@ -61,22 +61,29 @@ const NodeConfigDrawer: React.FC<NodeConfigDrawerProps> = ({
 
             // 处理 panelVariablesSchema 中定义的字段
             if (nodeDefinition?.panelVariablesSchema?.properties) {
-                Object.keys(nodeDefinition.panelVariablesSchema.properties).forEach(key => {
+                Object.entries(nodeDefinition.panelVariablesSchema.properties).forEach(([key, property]) => {
+                    // 如果值存在就用表单值，否则用默认值
                     if (values[key] !== undefined) {
                         panelVariables[key] = values[key];
+                    } else if ((property as SchemaProperty).default !== undefined) {
+                        panelVariables[key] = (property as SchemaProperty).default;
                     }
                 });
             }
 
             // 处理 localVariablesSchema 中定义的字段
             if (nodeDefinition?.localVariablesSchema?.properties) {
-                Object.keys(nodeDefinition.localVariablesSchema.properties).forEach(key => {
+                Object.entries(nodeDefinition.localVariablesSchema.properties).forEach(([key, property]) => {
+                    // 如果值存在就用表单值，否则用默认值
                     if (values[key] !== undefined) {
                         localVariables[key] = values[key];
+                    } else if ((property as SchemaProperty).default !== undefined) {
+                        localVariables[key] = (property as SchemaProperty).default;
                     }
                 });
             }
 
+
             onOk({
                 panelVariables,
                 localVariables
@@ -195,7 +202,7 @@ const NodeConfigDrawer: React.FC<NodeConfigDrawerProps> = ({
                             return renderFormItem(key, property as SchemaProperty, required, true);
                         })
                     }
-                ].filter(Boolean)} />
+                ].filter(Boolean)}/>
             </Form>
         </Drawer>
     );