diff --git a/utils/checkstyle.py b/utils/checkstyle.py
index 836ea80f..af553cfd 100755
--- a/utils/checkstyle.py
+++ b/utils/checkstyle.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python3
+#!/usr/bin/env python3
 # SPDX-License-Identifier: GPL-2.0-or-later
 # Copyright (C) 2018, Google Inc.
 #