diff --git a/tests/util/test_process.py b/tests/util/test_process.py
index c6125b656a5..999abe0476f 100644
--- a/tests/util/test_process.py
+++ b/tests/util/test_process.py
@@ -1,20 +1,25 @@
 """Test process util."""
 
+from functools import partial
 import os
 import subprocess
 
 import pytest
 
+from homeassistant.core import HomeAssistant
 from homeassistant.util import process
 
 
-async def test_kill_process() -> None:
+async def test_kill_process(hass: HomeAssistant) -> None:
     """Test killing a process."""
-    sleeper = subprocess.Popen(  # noqa: S602 # shell by design
-        "sleep 1000",
-        shell=True,
-        stdout=subprocess.DEVNULL,
-        stderr=subprocess.DEVNULL,
+    sleeper = await hass.async_add_executor_job(
+        partial(  # noqa: S604 # shell by design
+            subprocess.Popen,
+            "sleep 1000",
+            shell=True,
+            stdout=subprocess.DEVNULL,
+            stderr=subprocess.DEVNULL,
+        )
     )
     pid = sleeper.pid