diff --git a/tests/unit_tests/test_tree_widget.py b/tests/unit_tests/test_tree_widget.py
index c22ea8d0..7a470cce 100644
--- a/tests/unit_tests/test_tree_widget.py
+++ b/tests/unit_tests/test_tree_widget.py
@@ -8,7 +8,6 @@ class DummyTree(QWidget):
     def __init__(self):
         super().__init__()
         tree = QTreeView(self)
-        apply_theme("dark")
 
 
 @pytest.fixture