diff --git a/tempest/api/image/v2/test_images_member.py b/tempest/api/image/v2/test_images_member.py
index 0208780..e19d8c8 100644
--- a/tempest/api/image/v2/test_images_member.py
+++ b/tempest/api/image/v2/test_images_member.py
@@ -33,8 +33,8 @@
         self.assertIn(image_id, self._list_image_ids_as_alt())
         body = self.image_member_client.list_image_members(image_id)
         members = body['members']
-        member = members[0]
         self.assertEqual(len(members), 1, str(members))
+        member = members[0]
         self.assertEqual(member['member_id'], self.alt_tenant_id)
         self.assertEqual(member['image_id'], image_id)
         self.assertEqual(member['status'], 'accepted')