diff --git a/combo/apps/newsletters/models.py b/combo/apps/newsletters/models.py
index 4de04cad..7831a1bb 100644
--- a/combo/apps/newsletters/models.py
+++ b/combo/apps/newsletters/models.py
@@ -103,17 +103,15 @@ class NewslettersCell(CellBase):
 
     def check_transport(self, transport):
         restrictions = self.get_transports_restrictions()
-        if restrictions and transport in restrictions:
-            return True
-        return False
+        if restrictions and transport not in restrictions:
+            return False
+        return True
 
     def filter_data(self, data):
         filtered = []
         for item in data:
             if not self.check_resource(item['text']):
                 continue
-            if not self.transports_restrictions:
-                filtered.append(item)
             for t in item['transports']:
                 if self.check_transport(t['id']):
                     filtered.append(item)
diff --git a/tests/test_newsletters_cell.py b/tests/test_newsletters_cell.py
index d5e74bc7..d1ae9cb8 100644
--- a/tests/test_newsletters_cell.py
+++ b/tests/test_newsletters_cell.py
@@ -91,10 +91,23 @@ def test_get_newsletters_by_transports(mock_get, cell):
     mock_get.return_value = mock_json
     assert cell.get_newsletters() == expected_newsletters
 
+@mock.patch('combo.apps.newsletters.models.requests.get')
+def test_get_newsletters_by_unrestricted_transports(mock_get, cell):
+    cell.transports_restrictions = ''
+    expected_newsletters = []
+    for n in NEWSLETTERS:
+        for t in n['transports']:
+            expected_newsletters.append(n)
+    mock_json = mock.Mock()
+    mock_json.json.return_value = {'err': 0,
+                    'data': NEWSLETTERS}
+    mock_get.return_value = mock_json
+    assert cell.get_newsletters() == expected_newsletters
 
 @mock.patch('combo.apps.newsletters.models.requests.get')
 def test_get_newsletters_by_resources(mock_get, cell):
     restrictions = ('marches-publics', 'familles', 'democratie-locale')
+    cell.transports_restrictions = 'mail'
     cell.resources_restrictions = ','.join(restrictions)
     expected_newsletters = []
     for n in NEWSLETTERS: