diff --git a/bookwyrm/connectors/abstract_connector.py b/bookwyrm/connectors/abstract_connector.py
index 5afd1089..86ac7435 100644
--- a/bookwyrm/connectors/abstract_connector.py
+++ b/bookwyrm/connectors/abstract_connector.py
@@ -140,7 +140,7 @@ class AbstractConnector(AbstractMinimalConnector):
         for author in self.get_authors_from_data(edition_data):
             edition.authors.add(author)
         if not edition.authors.exists() and work.authors.exists():
-            edition.authors.add(work.authors.all())
+            edition.authors.set(work.authors.all())
 
         return edition
 
diff --git a/bookwyrm/connectors/openlibrary.py b/bookwyrm/connectors/openlibrary.py
index 74f76668..3b60c307 100644
--- a/bookwyrm/connectors/openlibrary.py
+++ b/bookwyrm/connectors/openlibrary.py
@@ -174,7 +174,7 @@ def pick_default_edition(options):
     if len(options) == 1:
         return options[0]
 
-    options = [e for e in options if e.get('cover')] or options
+    options = [e for e in options if e.get('covers')] or options
     options = [e for e in options if \
         '/languages/eng' in str(e.get('languages'))] or options
     formats = ['paperback', 'hardcover', 'mass market paperback']
diff --git a/bookwyrm/tests/connectors/test_openlibrary_connector.py b/bookwyrm/tests/connectors/test_openlibrary_connector.py
index b3d97ba3..e2d54cd3 100644
--- a/bookwyrm/tests/connectors/test_openlibrary_connector.py
+++ b/bookwyrm/tests/connectors/test_openlibrary_connector.py
@@ -44,7 +44,7 @@ class Openlibrary(TestCase):
 
     def test_pick_default_edition(self):
         edition = pick_default_edition(self.edition_list_data['entries'])
-        self.assertEqual(edition['key'], '/books/OL9952943M')
+        self.assertEqual(edition['key'], '/books/OL9788823M')
 
 
     def test_format_search_result(self):