diff --git a/app/Models/ProductionPlan.php b/app/Models/ProductionPlan.php
index 66f28d17..33cc6c4c 100644
--- a/app/Models/ProductionPlan.php
+++ b/app/Models/ProductionPlan.php
@@ -23,6 +23,37 @@ class ProductionPlan extends Model
         'working_days',
         'leave_dates',
         'operator_id',
+        'day_1',
+        'day_2',
+        'day_3',
+        'day_4',
+        'day_5',
+        'day_6',
+        'day_7',
+        'day_8',
+        'day_9',
+        'day_10',
+        'day_11',
+        'day_12',
+        'day_13',
+        'day_14',
+        'day_15',
+        'day_16',
+        'day_17',
+        'day_18',
+        'day_19',
+        'day_20',
+        'day_21',
+        'day_22',
+        'day_23',
+        'day_24',
+        'day_25',
+        'day_26',
+        'day_27',
+        'day_28',
+        'day_29',
+        'day_30',
+        'day_31',
         'created_at',
         'updated_at',
     ];