diff --git a/tests/test_get_mairie_opening_hours.py b/tests/test_get_mairie_opening_hours.py
index 10736e4..56dd1b8 100644
--- a/tests/test_get_mairie_opening_hours.py
+++ b/tests/test_get_mairie_opening_hours.py
@@ -21,12 +21,8 @@ def test_mairie_hours_parsing():
 
 
 def test_mairie_hours_nodata():
-    """"no data return the right empty list of tuples"""
-    test_result = [get_mairie_opening_hours(GEOJSON[0]['properties'])]
-    assert len(test_result) == 1
-    for (day, hours) in test_result[0]:
-        assert hours['am'] is None
-        assert hours['pm'] is None
+    """"no data return nothing"""
+    assert get_mairie_opening_hours(GEOJSON[0]['properties']) is None
 
 
 def test_mairie_hours_special_data():
@@ -59,7 +55,7 @@ def test_mairie_openinghoursspecification_period_invalid():
     """Test valid periods of openinghoursspecification timetables"""
     for x in GEOJSON:
         if x['properties']['nom'] == 'Mairie de Jonage':
-            assert get_mairie_opening_hours(x) == [('lundi', {'am': None, 'pm': None}), ('mardi', {'am': None, 'pm': None}), ('mercredi', {'am': None, 'pm': None}), ('jeudi', {'am': None, 'pm': None}), ('vendredi', {'am': None, 'pm': None})]
+            assert get_mairie_opening_hours(x) is None
             return
 
 def test_mairie_sathonay_timetable():