diff --git a/core/core-frontend/src/views/visualized/data/datasource/form/ExcelDetail.vue b/core/core-frontend/src/views/visualized/data/datasource/form/ExcelDetail.vue
index d9d48f1bc7..c84f43c8e3 100644
--- a/core/core-frontend/src/views/visualized/data/datasource/form/ExcelDetail.vue
+++ b/core/core-frontend/src/views/visualized/data/datasource/form/ExcelDetail.vue
@@ -188,6 +188,7 @@ const uploadSuccess = response => {
     ElMessage.warning(response.msg)
     return
   }
+  columns.value = []
   uploading.value = false
   if (!param.value.name) {
     param.value.name = response.data.excelLabel