diff --git a/app/Models/StickerMaster.php b/app/Models/StickerMaster.php
index 49df73f..810358e 100644
--- a/app/Models/StickerMaster.php
+++ b/app/Models/StickerMaster.php
@@ -33,9 +33,9 @@ class StickerMaster extends Model
         'part_validation5',
     ];
 
-    public function item(): BelongsTo
+    public function item()
     {
-        return $this->belongsTo(Item::class);
+        return $this->belongsTo(Item::class, 'item_id', 'id');
     }
 
     public function plant(): BelongsTo
@@ -43,4 +43,8 @@ class StickerMaster extends Model
         return $this->belongsTo(Plant::class);
     }
 
+    public function qualityValidations()
+    {
+        return $this->hasMany(QualityValidation::class, 'sticker_master_id');
+    }
 }