diff --git a/tests/gbt/test_gbt_formulation.py b/tests/gbt/test_gbt_formulation.py
index a68dbf08..333e7eda 100644
--- a/tests/gbt/test_gbt_formulation.py
+++ b/tests/gbt/test_gbt_formulation.py
@@ -17,13 +17,13 @@
 
 var_factory = OmltVarFactory()
 
+
 @pytest.mark.skip("Francesco and Alex need to check this test")
 def test_formulation_with_continuous_variables():
     model = onnx.load(Path(__file__).parent / "continuous_model.onnx")
 
     m = pe.ConcreteModel()
 
-
     m.x = var_factory.new_var(range(4), bounds=(-2.0, 2.0))
     m.x[3].setlb(0.0)
     m.x[3].setub(1.0)