diff --git a/_unittest/test_00_EDB.py b/_unittest/test_00_EDB.py
index 75312cbc0cb..83ee20bb97d 100644
--- a/_unittest/test_00_EDB.py
+++ b/_unittest/test_00_EDB.py
@@ -955,7 +955,9 @@ def test_075_flatten_planes(self):
     def test_076_create_solder_ball_on_component(self):
         assert self.edbapp.components.set_solder_ball("U1", shape="Spheroid")
         assert self.edbapp.components.set_solder_ball("U6", sball_height=None)
-        assert self.edbapp.components.set_solder_ball("U6", sball_height="100um", auto_reference_size=False, chip_orientation="chip_up")
+        assert self.edbapp.components.set_solder_ball(
+            "U6", sball_height="100um", auto_reference_size=False, chip_orientation="chip_up"
+        )
 
     def test_077_add_void(self):
         plane_shape = self.edbapp.modeler.Shape("rectangle", pointA=["-5mm", "-5mm"], pointB=["5mm", "5mm"])