diff --git a/share/analysis-scripts/list_files.py b/share/analysis-scripts/list_files.py
index 7a1a8972dc6c223b986d8bdb16664a55bf2ec033..0b6dab0c6f4ccdf01cea313e19d1f6bacbb2c201 100755
--- a/share/analysis-scripts/list_files.py
+++ b/share/analysis-scripts/list_files.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #-*- coding: utf-8 -*-
 ##########################################################################
 #                                                                        #