diff --git a/api/v2.0/legacy_swagger.yaml b/api/v2.0/legacy_swagger.yaml
index c07790ef0..16040c8ba 100644
--- a/api/v2.0/legacy_swagger.yaml
+++ b/api/v2.0/legacy_swagger.yaml
@@ -5087,6 +5087,7 @@ definitions:
     type: object
     additionalProperties:
       type: integer
+      format: int64
   QuotaUpdateReq:
     type: object
     properties: