diff --git a/app/playlists.py b/app/playlists.py
index a0baa5b..3505a0e 100644
--- a/app/playlists.py
+++ b/app/playlists.py
@@ -33,6 +33,7 @@ from PyQt6.QtWidgets import (
 )
 
 # Third party imports
+import line_profiler
 
 # App imports
 from audacity_controller import AudacityController
@@ -183,7 +184,9 @@ class PlaylistDelegate(QStyledItemDelegate):
                 # Close editor if no changes have been made
                 data_modified = False
                 if isinstance(editor, QTextEdit):
-                    data_modified = self.original_model_data.value() != editor.toPlainText()
+                    data_modified = (
+                        self.original_model_data.value() != editor.toPlainText()
+                    )
                 elif isinstance(editor, QDoubleSpinBox):
                     data_modified = (
                         self.original_model_data.value() != int(editor.value()) * 1000
@@ -356,7 +359,10 @@ class PlaylistTab(QTableView):
         # Deselect edited line
         self.clear_selection()
 
-    def dropEvent(self, event: Optional[QDropEvent]) -> None:
+    @line_profiler.profile
+    def dropEvent(
+        self, event: Optional[QDropEvent], dummy_for_profiling: Optional[int] = None
+    ) -> None:
         if not event:
             return
         if event.source() is not self or (
@@ -549,9 +555,7 @@ class PlaylistTab(QTableView):
             self._add_context_menu(
                 "Rescan track", lambda: self._rescan(model_row_number)
             )
-            self._add_context_menu(
-                "Mark for moving", lambda: self._mark_for_moving()
-            )
+            self._add_context_menu("Mark for moving", lambda: self._mark_for_moving())
             if self.musicmuster.move_source_rows:
                 self._add_context_menu(
                     "Move selected rows here", lambda: self._move_selected_rows()