diff --git a/backend/geonature/tests/test_synthese.py b/backend/geonature/tests/test_synthese.py
index f39de7dc0c..fbf5dc6bbe 100644
--- a/backend/geonature/tests/test_synthese.py
+++ b/backend/geonature/tests/test_synthese.py
@@ -1406,6 +1406,8 @@ def test_get_observations_for_web_blurring_grouped_geom(
         )
 
         json_resp = response.json
+
+        # Retrieve only sensitive synthese ids
         sensitive_synthese_ids = [
             synthese.id_synthese
             for synthese in (
@@ -1414,6 +1416,8 @@ def test_get_observations_for_web_blurring_grouped_geom(
             )
         ]
 
+        # If an observation is blurred and the AREA_AGGREGATION_TYPE is smaller in
+        # size than the blurred observation then the observation should not appear
         assert all(
             feature["geometry"] is None
             for feature in json_resp["features"]