diff --git a/src/views/Survey/views/Preview/components/questions/PreviewMatrixCheckbox.vue b/src/views/Survey/views/Preview/components/questions/PreviewMatrixCheckbox.vue
index 669b994..4139ab0 100644
--- a/src/views/Survey/views/Preview/components/questions/PreviewMatrixCheckbox.vue
+++ b/src/views/Survey/views/Preview/components/questions/PreviewMatrixCheckbox.vue
@@ -106,7 +106,7 @@ onUnmounted(() => {
  * 行的内容在 question.list[0].options
  * 列的内容在 question.list[1].options
  */
-const [rows, cols] = question.value?.list;
+const [rows, cols] = <IQuestionOption[]>question.value?.list;
 
 watch(
   rowRecord,