diff --git a/get_id_token.py b/get_id_token.py
index df3e192da..77e2cb97b 100755
--- a/get_id_token.py
+++ b/get_id_token.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python3
 #
 # The gcloud auth print-identity-token command does not work
 # for external account (workload identity federation).