diff --git a/amt/media_reader.py b/amt/media_reader.py
index 7b913f5..c74cfd6 100644
--- a/amt/media_reader.py
+++ b/amt/media_reader.py
@@ -299,7 +299,7 @@ def migrate(self, name, media_type=None, exact=False, move_self=False, force_sam
         self.for_each(self.update_media, media_list, raiseException=True)
         for media_data, last_read in zip(media_list, last_read_list):
             self.mark_chapters_until_n_as_read(media_data, last_read)
-        return failures
+        return not failures
 
     def upgrade_state_if_server_version_changed(self):
         for media_data in list(self.get_media()):