diff --git a/studio/backend/core/inference/codex_provider.py b/studio/backend/core/inference/codex_provider.py
index cf2811e4b0..cd9c26406a 100644
--- a/studio/backend/core/inference/codex_provider.py
+++ b/studio/backend/core/inference/codex_provider.py
@@ -850,6 +850,7 @@ async def stream_codex_device_login() -> AsyncGenerator[dict[str, Any], None]:
     # Env is scrubbed to the codex safe-list (see codex_availability) so a
     # shimmed `codex` on PATH does not inherit other provider secrets.
     from core.inference.codex_availability import _codex_subprocess_env
+
     spawn_kwargs: dict[str, Any] = {
         "stdout": asyncio.subprocess.PIPE,
         "stderr": asyncio.subprocess.STDOUT,
diff --git a/studio/backend/tests/test_codex_provider.py b/studio/backend/tests/test_codex_provider.py
index 57272d5ca3..1005fa138d 100644
--- a/studio/backend/tests/test_codex_provider.py
+++ b/studio/backend/tests/test_codex_provider.py
@@ -732,9 +732,9 @@ class TestCodexHardenedRegressions:
 
         async def _collect():
             async for c in stream_codex(
-                messages=[{"role": "user", "content": "hi"}],
-                model="gpt-5.5",
-                parallel_calls=1,
+                messages = [{"role": "user", "content": "hi"}],
+                model = "gpt-5.5",
+                parallel_calls = 1,
             ):
                 chunks.append(c)