diff --git a/tests/test_build_public_bom.py b/tests/test_build_public_bom.py
index 863e274e..9b3cfff5 100644
--- a/tests/test_build_public_bom.py
+++ b/tests/test_build_public_bom.py
@@ -286,4 +286,6 @@ def test_build_public_affected_metadata_warning(self) -> None:
         sbom = get_test_sbom()
         metadata = sbom.get("metadata", [])
         metadata["component"]["group"] = "com.acme.internal"
-        self.assertTrue(b_p_b.check_affected_metadata(metadata, path_to_documentation_schema_1))
+        self.assertTrue(
+            b_p_b.check_affected_metadata(metadata, path_to_documentation_schema_1)
+        )