diff --git a/services/director-v2/src/simcore_service_director_v2/modules/dynamic_sidecar/docker_api/_core.py b/services/director-v2/src/simcore_service_director_v2/modules/dynamic_sidecar/docker_api/_core.py
index 524a3ab7f87b..69bd6e5f1d4d 100644
--- a/services/director-v2/src/simcore_service_director_v2/modules/dynamic_sidecar/docker_api/_core.py
+++ b/services/director-v2/src/simcore_service_director_v2/modules/dynamic_sidecar/docker_api/_core.py
@@ -135,7 +135,7 @@ async def _get_service_latest_task(service_id: str) -> Mapping[str, Any]:
                 filters={"service": f"{service_id}"}
             )
             if not service_associated_tasks:
-                raise DockerServiceNotFoundError(service_id=service_id)  # noqa: TRY301
+                raise DockerServiceNotFoundError(service_id=service_id)
 
             # The service might have more then one task because the
             # previous might have died out.
@@ -183,7 +183,7 @@ async def _get_task_data_when_service_running(service_id: str) -> Mapping[str, A
         service_state = task["Status"]["State"]
 
         if service_state not in TASK_STATES_RUNNING:
-            raise TryAgain()
+            raise TryAgain
         return task
 
     task = await _get_task_data_when_service_running(service_id=service_id)
@@ -457,7 +457,7 @@ async def _update_service_spec(
                         e.status == status.HTTP_500_INTERNAL_SERVER_ERROR
                         and "out of sequence" in e.message
                     ):
-                        raise TryAgain() from e
+                        raise TryAgain from e
                     raise