diff --git a/tests/test_scheduler.py b/tests/test_scheduler.py
index ddc67728..60c26842 100644
--- a/tests/test_scheduler.py
+++ b/tests/test_scheduler.py
@@ -514,6 +514,7 @@ def test_zero_levels_failure(task_zero_levels):
         == task_state.total_block_count
     ), task_state
 
+
 def test_orphan_double_counting():
     def process_block(block):
         pass