diff --git a/app/playlistmodel.py b/app/playlistmodel.py
index 1f08448..cd95357 100644
--- a/app/playlistmodel.py
+++ b/app/playlistmodel.py
@@ -651,6 +651,11 @@ class PlaylistModel(QAbstractTableModel):
             # Optimise: only add to map if there is a change
             if old_row != new_row:
                 row_map[old_row] = new_row
+                if self.is_header_row(old_row):
+                    # Reset column span
+                    self.signals.span_cells_signal.emit(
+                        old_row, HEADER_NOTES_COLUMN, 1, 1
+                    )
 
         # For SQLAlchemy, build a list of dictionaries that map plrid to
         # new row number: