diff --git a/Tools/autotest/autotest.py b/Tools/autotest/autotest.py
index 402f5fa389..d17bcccaeb 100755
--- a/Tools/autotest/autotest.py
+++ b/Tools/autotest/autotest.py
@@ -158,7 +158,7 @@ def build_unit_tests(**kwargs):
 def run_unit_test(test):
     """Run unit test file."""
     print("Running (%s)" % test)
-    subprocess.run([test], check=True)
+    subprocess.check_call([test])
 
 
 def run_unit_tests():