diff --git a/server/vbv_lernwelt/dashboard/views.py b/server/vbv_lernwelt/dashboard/views.py
index 1cdf533a..e8266145 100644
--- a/server/vbv_lernwelt/dashboard/views.py
+++ b/server/vbv_lernwelt/dashboard/views.py
@@ -183,7 +183,7 @@ def _create_person_list_with_roles(user):
         if has_cs_role(cs.roles) and cs.course.configuration.is_uk:
             course_session_users = CourseSessionUser.objects.filter(
                 course_session=cs.id
-            )
+            ).select_related("user")
             my_role = user_role(cs.roles)
             for csu in course_session_users:
                 person_data = result_persons.get(
@@ -239,7 +239,6 @@ def _create_person_list_with_roles(user):
             result_persons[mentor_relation.mentor.id]["course_sessions"].append(
                 course_session_entry
             )
-
     return result_persons.values()