diff --git a/src/components/Markdown/src/MarkdownViewer.vue b/src/components/Markdown/src/MarkdownViewer.vue
index 0091a9094..a2a543140 100644
--- a/src/components/Markdown/src/MarkdownViewer.vue
+++ b/src/components/Markdown/src/MarkdownViewer.vue
@@ -4,7 +4,7 @@
 </template>
 
 <script lang="ts" setup>
-  import { computed } from 'vue';
+  import { computed,defineProps } from 'vue';
   import showdown from 'showdown';
 
   const converter = new showdown.Converter();