diff --git a/invenio_jobs/services/results.py b/invenio_jobs/services/results.py
index ace2485..29c9c14 100644
--- a/invenio_jobs/services/results.py
+++ b/invenio_jobs/services/results.py
@@ -25,7 +25,10 @@
 
 
 class AttrDict(dict):
+    """Helper class to fake API layer."""
+
     def __init__(self, *args, **kwargs):
+        """Constructor."""
         super(AttrDict, self).__init__(*args, **kwargs)
         self.__dict__ = self
 
diff --git a/invenio_jobs/services/schema.py b/invenio_jobs/services/schema.py
index 0bf92fe..f77e01d 100644
--- a/invenio_jobs/services/schema.py
+++ b/invenio_jobs/services/schema.py
@@ -14,15 +14,7 @@
 
 from invenio_i18n import lazy_gettext as _
 from invenio_users_resources.services import schemas as user_schemas
-from marshmallow import (
-    EXCLUDE,
-    Schema,
-    fields,
-    post_load,
-    pre_dump,
-    pre_load,
-    validate,
-)
+from marshmallow import EXCLUDE, Schema, fields, post_load, pre_dump, pre_load, validate
 from marshmallow_oneofschema import OneOfSchema
 from marshmallow_utils.fields import SanitizedUnicode, TZDateTime
 from marshmallow_utils.permissions import FieldPermissionsMixin
diff --git a/tests/resources/test_resources.py b/tests/resources/test_resources.py
index 6c00e64..3feb060 100644
--- a/tests/resources/test_resources.py
+++ b/tests/resources/test_resources.py
@@ -61,7 +61,7 @@ def test_simple_flow(mock_apply_async, app, db, client, user):
     list_repr = deepcopy(expected_job)
     list_repr.update(
         {
-            "last_run": {"queue": "celery", "title": "Manual run"},
+            "last_run": {"title": "Manual run"},
             "last_runs": {
                 "cancelled": {},
                 "cancelling": {},
@@ -324,7 +324,7 @@ def test_jobs_search(client, jobs):
             "type": "interval",
             "hours": 4,
         },
-        "last_run": {"queue": "celery", "title": "Manual run"},
+        "last_run": {"title": "Manual run"},
         "last_runs": {
             "cancelled": {},
             "cancelling": {},
@@ -360,7 +360,7 @@ def test_jobs_search(client, jobs):
             "day_of_month": "*",
             "month_of_year": "*",
         },
-        "last_run": {"queue": "celery", "title": "Manual run"},
+        "last_run": {"title": "Manual run"},
         "last_runs": {
             "cancelled": {},
             "cancelling": {},
@@ -389,7 +389,7 @@ def test_jobs_search(client, jobs):
         "default_queue": "low",
         "default_args": "{}",
         "schedule": None,
-        "last_run": {"queue": "celery", "title": "Manual run"},
+        "last_run": {"title": "Manual run"},
         "last_runs": {
             "cancelled": {},
             "cancelling": {},