diff --git a/backend/geonature/tests/fixtures.py b/backend/geonature/tests/fixtures.py
index dc6a90fed6..368f8a68cd 100644
--- a/backend/geonature/tests/fixtures.py
+++ b/backend/geonature/tests/fixtures.py
@@ -684,7 +684,7 @@ def synthese_with_protected_status(users, datasets, source):
     pytest.Fixture
         fixture with synthese observations
     """
-    synthese_element = {}
+    synthese_element = []
 
     # Retrieve protected taxon from the bdc_statut_taxons table
     protected_taxon = db.session.scalars(
@@ -711,7 +711,7 @@ def synthese_with_protected_status(users, datasets, source):
                 cor_observers=[users["self_user"]],
             )
             db.session.add(synthese)
-            synthese_element[taxon.cd_nom] = synthese
+            synthese_element.append(synthese)
 
     return synthese_element
 
diff --git a/backend/geonature/tests/test_synthese.py b/backend/geonature/tests/test_synthese.py
index f311a85832..5595d73cb3 100644
--- a/backend/geonature/tests/test_synthese.py
+++ b/backend/geonature/tests/test_synthese.py
@@ -905,8 +905,11 @@ def assert_export_status_results(user, set_expected_cd_ref):
 
         user = users["user"]
         set_expected_cd_ref = set(
-            db.session.scalars(select(Taxref.cd_ref).where(Taxref.cd_nom == obs.cd_nom)).one()
-            for obs in synthese_with_protected_status.values()
+            db.session.scalars(
+                select(Taxref.cd_ref).where(
+                    Taxref.cd_nom.in_([el.cd_nom for el in synthese_with_protected_status])
+                )
+            ).all()
         )
         assert_export_status_results(user, set_expected_cd_ref)