diff --git a/studio/backend/tests/test_diffusion_backend.py b/studio/backend/tests/test_diffusion_backend.py
index 623c210b7a..97ea60c6da 100644
--- a/studio/backend/tests/test_diffusion_backend.py
+++ b/studio/backend/tests/test_diffusion_backend.py
@@ -2209,8 +2209,7 @@ def test_prefetch_returns_snapshot_dir_for_manifest(monkeypatch):
     )
     assert root == "/cache/snap"
     assert (
-        backend._prefetch_files("base/repo", None, "base/repo", ["vae/x.safetensors"], None)
-        is None
+        backend._prefetch_files("base/repo", None, "base/repo", ["vae/x.safetensors"], None) is None
     )