diff --git a/taiga/projects/epics/services.py b/taiga/projects/epics/services.py
index f953a574..bf0edff5 100644
--- a/taiga/projects/epics/services.py
+++ b/taiga/projects/epics/services.py
@@ -136,11 +136,12 @@ def update_epic_related_userstories_order_in_bulk(bulk_data: list, epic: object)
     [{'us_id': <value>, 'order': <value>}, ...]
     """
     related_user_stories = epic.relateduserstory_set.all()
+    # select_related
     rus_orders = {rus.id: rus.order for rus in related_user_stories}
 
     rus_conversion = {rus.user_story_id: rus.id for rus in related_user_stories}
     new_rus_orders = {rus_conversion[e["us_id"]]: e["order"] for e in bulk_data
-                                                        if e["us_id"] in rus_conversion}
+                      if e["us_id"] in rus_conversion}
 
     apply_order_updates(rus_orders, new_rus_orders)
 
@@ -274,7 +275,8 @@ def _get_epics_assigned_to(project, queryset):
                    FROM projects_membership
         LEFT OUTER JOIN counters ON ("projects_membership"."user_id" = "counters"."assigned_to_id")
              INNER JOIN "users_user" ON ("projects_membership"."user_id" = "users_user"."id")
-                  WHERE "projects_membership"."project_id" = %s AND "projects_membership"."user_id" IS NOT NULL
+                  WHERE "projects_membership"."project_id" = %s
+                    AND "projects_membership"."user_id" IS NOT NULL
 
         -- unassigned epics
         UNION
@@ -336,7 +338,8 @@ def _get_epics_owners(project, queryset):
                    FROM projects_membership
         LEFT OUTER JOIN counters ON ("projects_membership"."user_id" = "counters"."owner_id")
              INNER JOIN "users_user" ON ("projects_membership"."user_id" = "users_user"."id")
-                  WHERE "projects_membership"."project_id" = %s AND "projects_membership"."user_id" IS NOT NULL
+                  WHERE "projects_membership"."project_id" = %s
+                    AND "projects_membership"."user_id" IS NOT NULL
 
         -- System users
         UNION
diff --git a/tests/integration/resources_permissions/test_epics_resources.py b/tests/integration/resources_permissions/test_epics_resources.py
index 9183df1c..0becda53 100644
--- a/tests/integration/resources_permissions/test_epics_resources.py
+++ b/tests/integration/resources_permissions/test_epics_resources.py
@@ -675,34 +675,6 @@ def test_epic_action_bulk_create(client, data):
     assert results == [401, 403, 403, 451, 451]
 
 
-def test_bulk_create_related_userstories(client, data):
-    public_url = reverse('epics-related-userstories-bulk-create', args=[data.public_epic.pk])
-    private_url1 = reverse('epics-related-userstories-bulk-create', args=[data.private_epic1.pk])
-    private_url2 = reverse('epics-related-userstories-bulk-create', args=[data.private_epic2.pk])
-    blocked_url = reverse('epics-related-userstories-bulk-create', args=[data.blocked_epic.pk])
-
-    users = [
-        None,
-        data.registered_user,
-        data.project_member_without_perms,
-        data.project_member_with_perms,
-        data.project_owner
-    ]
-
-    bulk_data = json.dumps({
-        "userstories": "test1\ntest2",
-    })
-
-    results = helper_test_http_method(client, 'post', public_url, bulk_data, users)
-    assert results == [401, 403, 403, 200, 200]
-    results = helper_test_http_method(client, 'post', private_url1, bulk_data, users)
-    assert results == [401, 403, 403, 200, 200]
-    results = helper_test_http_method(client, 'post', private_url2, bulk_data, users)
-    assert results == [401, 403, 403, 200, 200]
-    results = helper_test_http_method(client, 'post', blocked_url, bulk_data, users)
-    assert results == [401, 403, 403, 451, 451]
-
-
 def test_epic_action_upvote(client, data):
     public_url = reverse('epics-upvote', kwargs={"pk": data.public_epic.pk})
     private_url1 = reverse('epics-upvote', kwargs={"pk": data.private_epic1.pk})