diff --git a/src/utils/helper.ts b/src/utils/helper.ts
index 17d113b8..b0801a81 100644
--- a/src/utils/helper.ts
+++ b/src/utils/helper.ts
@@ -780,7 +780,7 @@ export function hasFile(object: any): boolean {
 export function qsstringify(
     data: any,
     options: any = {
-        arrayFormat: 'brackets',
+        arrayFormat: 'indices',
         encodeValuesOnly: true
     }
 ) {
@@ -790,7 +790,7 @@ export function qsstringify(
 export function object2formData(
     data: any,
     options: any = {
-        arrayFormat: 'brackets',
+        arrayFormat: 'indices',
         encodeValuesOnly: true
     },
     fd: FormData = new FormData()