diff --git a/task_sdk/tests/execution_time/test_supervisor.py b/task_sdk/tests/execution_time/test_supervisor.py
index f741d7c21b520..5ed51fece51aa 100644
--- a/task_sdk/tests/execution_time/test_supervisor.py
+++ b/task_sdk/tests/execution_time/test_supervisor.py
@@ -190,4 +190,4 @@ def subprocess_main():
         assert proc.wait() == 0
         assert spy.called_with(id, pid=proc.pid)  # noqa: PGH005
         # The exact number we get will depend on timing behaviour, so be a little lenient
-        assert 2 <= len(spy.calls) <= 4
+        assert 1 <= len(spy.calls) <= 4