diff --git a/app/Models/RoadItemsProject.php b/app/Models/RoadItemsProject.php
index 06c9dc48..b71911c3 100644
--- a/app/Models/RoadItemsProject.php
+++ b/app/Models/RoadItemsProject.php
@@ -172,14 +172,19 @@ class RoadItemsProject extends Model
     {
         return $this->morphToMany(CMMSMachine::class,
             'machinable',
-            'cmms_machine_road_items_project',
-            'road_items_project_id',
+            'machinables',
+            'machinable_id',
             'machine_id'
         );
     }
 
     public function rahdaran(): MorphToMany
     {
-        return $this->morphToMany(Rahdaran::class, 'rahdarable', 'rahdaran_road_items_project');
+        return $this->morphToMany(Rahdaran::class,
+            'rahdarable',
+            'rahdarables',
+            'rahdarable_id',
+            'rahdar_id',
+        );
     }
 }
diff --git a/resources/lang/fa/validation.php b/resources/lang/fa/validation.php
index 001946fc..0f2de9dc 100644
--- a/resources/lang/fa/validation.php
+++ b/resources/lang/fa/validation.php
@@ -201,5 +201,6 @@ return [
         'fields.*.type' => 'نوع فیلد',
         'fields.*.option' => 'گزینه های فیلد',
         'cmms_machine_id' => 'کد یکتا ماشین',
+        'contract_subitem_id' => 'کد یکتای پروژه',
     ],
 ];