diff --git a/api/tests.yaml b/api/tests.yaml
index b28ba0044b..36e9851b95 100644
--- a/api/tests.yaml
+++ b/api/tests.yaml
@@ -143,7 +143,7 @@ components:
       type: object
       properties:
         id:
-          type: integer
+          type: string
           readOnly: true
         traceId:
           type: string