diff --git a/utils/analyse_indexing.py b/utils/analyse_indexing.py
index d461f891..97cb6843 100755
--- a/utils/analyse_indexing.py
+++ b/utils/analyse_indexing.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python3
+#!/usr/bin/env python3
 # SPDX-License-Identifier: GPL-2.0-only
 #
 # This file is part of Nominatim.