diff --git a/music-normalize/main.py b/music-normalize/main.py
index 8d0afed5..b6d4a44b 100755
--- a/music-normalize/main.py
+++ b/music-normalize/main.py
@@ -27,6 +27,7 @@ from random import randint
 # typing hints
 from typing import Any, Optional
 
+# temporary file/directory management
 import tempfile
 
 # working with sound files
@@ -41,9 +42,6 @@ import shutil
 # signal handling
 import signal
 
-# exiting
-import sys
-
 """
 Normalize loudness of all music files in a given directory and its subdirectories.
 """