diff --git a/src/wf_core/runtime/input_sources.py b/src/wf_core/runtime/input_sources.py
index 7f9b80c3..f5d7808e 100644
--- a/src/wf_core/runtime/input_sources.py
+++ b/src/wf_core/runtime/input_sources.py
@@ -226,4 +226,3 @@ def resolve_schedule_input_bindings(
         except LocalPathError as exc:
             raise WorkflowExecutionError(f"{label} {location}: {exc}") from exc
     return payload
-
diff --git a/tests/scheduling/test_history_reconcile.py b/tests/scheduling/test_history_reconcile.py
index 30d54d13..ef3d092d 100644
--- a/tests/scheduling/test_history_reconcile.py
+++ b/tests/scheduling/test_history_reconcile.py
@@ -211,9 +211,12 @@ def test_interval_identity_rejects_naive_or_half_specified_bounds(
 
 def test_history_identity_without_interval_still_uses_created_time() -> None:
     created = datetime(2026, 9, 8, 14, 0, tzinfo=UTC)
-    assert entry_occurrence_id(
-        HistoryEntry(schedule_id="a", kind="interval-summary"), created
-    ) == "a|summary|2026-09-08T14:00:00+00:00"
+    assert (
+        entry_occurrence_id(
+            HistoryEntry(schedule_id="a", kind="interval-summary"), created
+        )
+        == "a|summary|2026-09-08T14:00:00+00:00"
+    )
 
 
 def test_failed_run_persists_reason_without_callback(tmp_path: Path) -> None:
diff --git a/tests/wf_api/test_schedules.py b/tests/wf_api/test_schedules.py
index 998e26bd..23365ee0 100644
--- a/tests/wf_api/test_schedules.py
+++ b/tests/wf_api/test_schedules.py
@@ -527,9 +527,7 @@ async def test_update_stale_revision_rejected(tmp_path: Path) -> None:
 
 async def test_admin_mutation_waits_for_poll_transaction(tmp_path: Path) -> None:
     """A poll transition and an API edit cannot interleave store writes."""
-    api, sched_store, run_store, artifact_store, _ = _harness(
-        tmp_path / "admin_poll"
-    )
+    api, sched_store, run_store, artifact_store, _ = _harness(tmp_path / "admin_poll")
     await api.create_schedule(
         schedule_id="s", deployment_id="dep.personal", trigger=_cron()
     )
diff --git a/tests/wf_transport_rpc_http/test_rpc_models.py b/tests/wf_transport_rpc_http/test_rpc_models.py
index 474f4911..0b33f2d6 100644
--- a/tests/wf_transport_rpc_http/test_rpc_models.py
+++ b/tests/wf_transport_rpc_http/test_rpc_models.py
@@ -97,9 +97,7 @@ def test_update_schedule_params_match_create_numeric_constraints() -> None:
         )
     for revision in (0, -1):
         with pytest.raises(ValidationError):
-            UpdateScheduleParams(
-                schedule_id="schedule", expected_revision=revision
-            )
+            UpdateScheduleParams(schedule_id="schedule", expected_revision=revision)
 
 
 def test_schedule_policy_params_reject_unknown_values() -> None: