diff --git a/server/vbv_lernwelt/dashboard/tests/test_views.py b/server/vbv_lernwelt/dashboard/tests/test_views.py
index d3eaeae7..2e4b76fe 100644
--- a/server/vbv_lernwelt/dashboard/tests/test_views.py
+++ b/server/vbv_lernwelt/dashboard/tests/test_views.py
@@ -461,7 +461,7 @@ class ExportXlsTestCase(TestCase):
             supervisor, self.ALLOWED_ROLES, requested_cs_ids
         )
 
-        self.assertCountEqual(requested_cs_ids, [csr.id for csr in allowed_csrs_ids])
+        self.assertCountEqual([int(cs) for cs in requested_cs_ids], [csr.id for csr in allowed_csrs_ids])
 
     def test_student_cannot_export_data(self):
         # student cannot export any data