diff --git a/vmm/src/api/openapi/cloud-hypervisor.yaml b/vmm/src/api/openapi/cloud-hypervisor.yaml
index 135028d24..d86f061c7 100644
--- a/vmm/src/api/openapi/cloud-hypervisor.yaml
+++ b/vmm/src/api/openapi/cloud-hypervisor.yaml
@@ -1072,6 +1072,8 @@ components:
           type: string
 
     SendMigrationData:
+      required:
+      - destination_url
       type: object
       properties:
         destination_url: