diff --git a/tools/README-generator/make_readme.py b/tools/README-generator/make_readme.py
index 9dac1ea8..fd407682 100755
--- a/tools/README-generator/make_readme.py
+++ b/tools/README-generator/make_readme.py
@@ -1,4 +1,4 @@
-#! /usr/bin/python3
+#! /usr/bin/env python3
 
 import argparse
 import json