diff --git a/selfdrive/debug/test_fw_query_on_routes.py b/selfdrive/debug/test_fw_query_on_routes.py
old mode 100644
new mode 100755
index 73c9138585e8ca..e338110a7dd1fb
--- a/selfdrive/debug/test_fw_query_on_routes.py
+++ b/selfdrive/debug/test_fw_query_on_routes.py
@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 # type: ignore
 
 from collections import defaultdict
diff --git a/selfdrive/test/process_replay/test_processes.py b/selfdrive/test/process_replay/test_processes.py
old mode 100644
new mode 100755
index ae844ac9bceeca..533ab125f9ab8e
--- a/selfdrive/test/process_replay/test_processes.py
+++ b/selfdrive/test/process_replay/test_processes.py
@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 import argparse
 import concurrent.futures
 import os
diff --git a/tools/car_porting/test_car_model.py b/tools/car_porting/test_car_model.py
old mode 100644
new mode 100755
index b96f81075e6ca8..cf0be1a80a6448
--- a/tools/car_porting/test_car_model.py
+++ b/tools/car_porting/test_car_model.py
@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 import argparse
 import sys
 import unittest # noqa: TID251