diff --git a/src/components/FlowEditor/nodeEditors/validators/nodeValidators.ts b/src/components/FlowEditor/nodeEditors/validators/nodeValidators.ts
index 82a62f7..39a85a0 100644
--- a/src/components/FlowEditor/nodeEditors/validators/nodeValidators.ts
+++ b/src/components/FlowEditor/nodeEditors/validators/nodeValidators.ts
@@ -468,6 +468,7 @@ export const validateAllEdges = (edges: Edge[], nodes: any[]): ValidationResult
         break;
 
       case 'start':
+      case 'START':
         // 开始节点应该有输出连接，但不需要输入连接
         if (sourceEdges === 0) {
           allErrors.push(`开始节点"${nodeName}"缺少输出连接`);
@@ -475,6 +476,7 @@ export const validateAllEdges = (edges: Edge[], nodes: any[]): ValidationResult
         break;
 
       case 'end':
+      case 'END':
         // 结束节点应该有输入连接，但不需要输出连接
         if (targetEdges === 0) {
           allErrors.push(`结束节点"${nodeName}"缺少输入连接`);