diff --git a/tempest/lib/api_schema/response/compute/v2_1/servers.py b/tempest/lib/api_schema/response/compute/v2_1/servers.py
index 2954de0..3979c65 100644
--- a/tempest/lib/api_schema/response/compute/v2_1/servers.py
+++ b/tempest/lib/api_schema/response/compute/v2_1/servers.py
@@ -430,8 +430,9 @@
             'traceback': {'type': ['string', 'null']}
         },
         'additionalProperties': False,
-        'required': ['event', 'start_time', 'finish_time', 'result',
-                     'traceback']
+        # NOTE(zhufl): events.traceback can only be seen by admin users
+        # with default policy.json, so it shouldn't be a required field.
+        'required': ['event', 'start_time', 'finish_time', 'result']
     }
 }