diff --git a/app/musicmuster.py b/app/musicmuster.py
index 0cc3cb0..dcebc20 100755
--- a/app/musicmuster.py
+++ b/app/musicmuster.py
@@ -1075,7 +1075,7 @@ class Window(QMainWindow, Ui_MainWindow):
         Paste earlier cut rows.
         """
 
-        if self.move_source_rows is None or self.move_source_model is None:
+        if not self.move_source_rows or not self.move_source_model:
             return
 
         to_playlist_model: PlaylistModel = self.active_tab().source_model