diff --git a/tests/components/kira/test_init.py b/tests/components/kira/test_init.py
index e57519667ce..8e6c70c83a4 100644
--- a/tests/components/kira/test_init.py
+++ b/tests/components/kira/test_init.py
@@ -1,6 +1,7 @@
 """The tests for Kira."""
 
 import os
+from pathlib import Path
 import shutil
 import tempfile
 from unittest.mock import patch
@@ -76,10 +77,9 @@ async def test_kira_creates_codes(work_dir) -> None:
     assert os.path.exists(code_path), "Kira component didn't create codes file"
 
 
-async def test_load_codes(work_dir) -> None:
+async def test_load_codes(hass: HomeAssistant, work_dir) -> None:
     """Kira should ignore invalid codes."""
     code_path = os.path.join(work_dir, "codes.yaml")
-    with open(code_path, "w", encoding="utf8") as code_file:
-        code_file.write(KIRA_CODES)
+    await hass.async_add_executor_job(Path(code_path).write_text, KIRA_CODES)
     res = kira.load_codes(code_path)
     assert len(res) == 1, "Expected exactly 1 valid Kira code"