diff --git a/app/Models/ClassCharacteristic.php b/app/Models/ClassCharacteristic.php
index 8271bad..b2c1a43 100644
--- a/app/Models/ClassCharacteristic.php
+++ b/app/Models/ClassCharacteristic.php
@@ -176,7 +176,6 @@ class ClassCharacteristic extends Model
         'motor_machine_name',
         'pump_machine_name',
         'name_plate_machine_name',
-        'pumpset_machine_name',
         'part_validation_1',
         'part_validation_2',
         'samlight_logged_name',