diff --git a/src/ansys/aedt/toolkits/magnet_segmentation/backend/workflows/aedt.py b/src/ansys/aedt/toolkits/magnet_segmentation/backend/workflows/aedt.py
index 59bf0e65..40a36df5 100644
--- a/src/ansys/aedt/toolkits/magnet_segmentation/backend/workflows/aedt.py
+++ b/src/ansys/aedt/toolkits/magnet_segmentation/backend/workflows/aedt.py
@@ -136,9 +136,9 @@ def segmentation(self):
                 rotor_slices.clear()
 
         magnets = self.aedtapp.modeler.get_objects_by_material(self.properties.magnets_material)
-        faces = []
-        mesh_sheets = []
         for magnet in magnets:
+            faces = []
+            mesh_sheets = []
             cs = self.aedtapp.modeler.duplicate_coordinate_system_to_global(magnet.part_coordinate_system)
             magnet.part_coordinate_system = cs.name
             self.aedtapp.modeler.set_working_coordinate_system("Global")