diff --git a/test/test_safelist.py b/test/test_safelist.py
index facf6ebb..65d1da5f 100644
--- a/test/test_safelist.py
+++ b/test/test_safelist.py
@@ -75,6 +75,7 @@ def test_safelist_add_file(datastore, login_session):
                  'size': random.randint(128, 4096),
                  'type': 'document/text'},
         'sources': [NSRL_SOURCE, ADMIN_SOURCE],
+        'signature': None,
         'type': 'file'
     }
 
@@ -123,6 +124,7 @@ def test_safelist_add_tag(datastore, login_session):
         'tag': {'type': tag_type,
                 'value': tag_value},
         'sources': [NSRL_SOURCE, ADMIN_SOURCE],
+        'signature': None,
         'type': 'tag'
     }
 
@@ -185,6 +187,7 @@ def test_safelist_update(datastore, login_session):
                  'size': random.randint(128, 4096),
                  'type': 'document/text'},
         'sources': [NSRL_SOURCE],
+        'signature': None,
         'type': 'file'
     }