diff --git a/app/Models/Item.php b/app/Models/Item.php
index e792553..bfba54e 100644
--- a/app/Models/Item.php
+++ b/app/Models/Item.php
@@ -105,6 +105,11 @@ class Item extends Model
         return $this->hasMany(TempClassCharacteristic::class, 'item_id', 'id');
     }
 
+    public function tempStopCharacteristics()
+    {
+        return $this->hasMany(TempStopCharacteristic::class, 'item_id', 'id');
+    }
+
     public function weightValidations()
     {
         return $this->hasMany(WeightValidation::class);
diff --git a/app/Models/Machine.php b/app/Models/Machine.php
index f584c02..349c7e8 100644
--- a/app/Models/Machine.php
+++ b/app/Models/Machine.php
@@ -88,6 +88,11 @@ class Machine extends Model
         return $this->hasMany(TempClassCharacteristic::class, 'machine_id', 'id');
     }
 
+    public function tempStopCharacteristics()
+    {
+        return $this->hasMany(TempStopCharacteristic::class, 'machine_id', 'id');
+    }
+
     public function equipmentMasters()
     {
         return $this->hasMany(EquipmentMaster::class, 'machine_id', 'id');
diff --git a/app/Models/Plant.php b/app/Models/Plant.php
index e9ed341..2017230 100644
--- a/app/Models/Plant.php
+++ b/app/Models/Plant.php
@@ -189,10 +189,10 @@ class Plant extends Model
         return $this->hasMany(TempClassCharacteristic::class, 'plant_id', 'id');
     }
 
-    // public function tempStopCharacteristics()
-    // {
-    //     return $this->hasMany(TempStopCharacteristic::class, 'plant_id', 'id');
-    // }
+    public function tempStopCharacteristics()
+    {
+        return $this->hasMany(TempStopCharacteristic::class, 'plant_id', 'id');
+    }
 
     public function users()
     {