diff --git a/ms2rescore/__main__.py b/ms2rescore/__main__.py
index 2b2eee1..12560ad 100644
--- a/ms2rescore/__main__.py
+++ b/ms2rescore/__main__.py
@@ -5,7 +5,6 @@
 import importlib.resources
 import json
 import logging
-import pstats
 import sys
 from pathlib import Path
 from typing import Union