diff --git a/components/Markdown2Html/index.vue b/components/Markdown2Html/index.vue
index 5ae2e9b..be05913 100644
--- a/components/Markdown2Html/index.vue
+++ b/components/Markdown2Html/index.vue
@@ -1,7 +1,7 @@
 <script setup lang="ts">
 import type { IExecutionNodeStatusItem } from "~/composables/worklfow/node/node.interface";
 
-const data = defineModel<INodeData<NodeTypeEnum.Markdown2Html>>("data");
+const data = defineModel<INodeData<NodeTypeEnum.Markdown2Html>>("data",{default: {}});
 
 const props = defineProps<{
   nodeResult: IExecutionNodeStatusItem
@@ -18,7 +18,7 @@ const textContent = computed(() => {
 
 const initInputs = () => {
   if(!data.value?.inputs){
-    Object.assign(data.value.inputs, { markdown: "" });
+    Object.assign(data.value, { inputs:{ markdown: "" }});
   }
 };