diff --git a/app/musicmuster.py b/app/musicmuster.py
index 68db981..60277c4 100755
--- a/app/musicmuster.py
+++ b/app/musicmuster.py
@@ -299,7 +299,7 @@ class Window(QMainWindow, Ui_MainWindow):
         with Session() as session:
             playlist_dbs = [p for p in Playlists.get_all_playlists(session)
                             if p.id != self.visible_playlist_tab().id]
-            dlg = SelectPlaylistDialog(self, playlists=playlist_dbs)
+            dlg = SelectPlaylistDialog(self, playlist_dbs=playlist_dbs)
             dlg.exec()
             if not dlg.plid:
                 return