diff --git a/src/views/resource/oss.vue b/src/views/resource/oss.vue
index f51480e..50c64e2 100644
--- a/src/views/resource/oss.vue
+++ b/src/views/resource/oss.vue
@@ -224,6 +224,7 @@
               prop: "backgroundUrl",
               type: 'upload',
               listType: 'picture-img',
+              dataType: 'string',
               action: '/api/blade-resource/oss/endpoint/put-file',
               propsHttp: {
                 res: 'data',
diff --git a/src/views/system/tenant.vue b/src/views/system/tenant.vue
index ceb9a52..ff255c2 100644
--- a/src/views/system/tenant.vue
+++ b/src/views/system/tenant.vue
@@ -170,6 +170,7 @@ export default {
             prop: "backgroundUrl",
             type: 'upload',
             listType: 'picture-img',
+            dataType: 'string',
             action: '/api/blade-resource/oss/endpoint/put-file',
             propsHttp: {
               res: 'data',