diff --git a/tests/unit/Model/test_lbs_node.py b/tests/unit/Model/test_lbs_node.py
index 349f3dd7..45312fff 100644
--- a/tests/unit/Model/test_lbs_node.py
+++ b/tests/unit/Model/test_lbs_node.py
@@ -80,7 +80,7 @@ def test_lbs_node_max_memory_usage(self):
                 migratable_objects={obj})
             self.ranks.add(rank)
             rank.set_node(self.node)
-            
+
             all_migratable_objs.add(obj)
             phase_ranks.add(rank)