diff --git a/src/a2a/server/events/event_consumer.py b/src/a2a/server/events/event_consumer.py
index 05f1dde4..03ff278a 100644
--- a/src/a2a/server/events/event_consumer.py
+++ b/src/a2a/server/events/event_consumer.py
@@ -79,6 +79,8 @@ async def consume_all(self) -> AsyncGenerator[Event]:
                             TaskState.completed,
                             TaskState.canceled,
                             TaskState.failed,
+                            TaskState.rejected,
+                            TaskState.unknown,
                         )
                     )
                 )