diff --git a/app/Http/Controllers/ItemController.php b/app/Http/Controllers/ItemController.php
index 932ce899..5d75ee0c 100644
--- a/app/Http/Controllers/ItemController.php
+++ b/app/Http/Controllers/ItemController.php
@@ -28,8 +28,8 @@
                 ->when( $request->has( 'name' ) && $request->name != '' , function ( $query ) use ( $request ) {
                     $query->where( 'name' , 'LIKE' , '%' . $request->name . '%' );
                 } )
-                ->when( $request->has( 'uid' ) && $request->uid != '' , function ( $query ) use ( $request ) {
-                    $query->where( 'uid' , 'LIKE' , '%' . $request->uid . '%' );
+                ->when( $request->has( 'udi' ) && $request->udi != '' , function ( $query ) use ( $request ) {
+                    $query->where( 'udi' , 'LIKE' , '%' . $request->udi . '%' );
                 } )
                 ->when( $request->has( 'size' ) && $request->size != '' , function ( $query ) use ( $request ) {
                     $query->where( 'size' , $request->size );
@@ -88,7 +88,7 @@
                 'unique_id' => $request->unique_id ,
                 'specific' => $request->specific ,
                 'note' => $request->note ,
-                'uid' => $request->uid ,
+                'udi' => $request->udi ,
                 'user_id' => auth( 'api' )->user()->id ,
             ];
             $ItemObj = Item::create( $ItemData );
diff --git a/app/Http/Controllers/PackageController.php b/app/Http/Controllers/PackageController.php
index 38afbe00..99318a52 100644
--- a/app/Http/Controllers/PackageController.php
+++ b/app/Http/Controllers/PackageController.php
@@ -28,8 +28,8 @@
                 ->when( $request->has( 'name' ) && $request->name != '' , function ( $query ) use ( $request ) {
                     $query->where( 'name' , 'LIKE' , '%' . $request->name . '%' );
                 } )
-                ->when( $request->has( 'uid' ) && $request->uid != '' , function ( $query ) use ( $request ) {
-                    $query->where( 'uid' , 'LIKE' , '%' . $request->uid . '%' );
+                ->when( $request->has( 'udi' ) && $request->udi != '' , function ( $query ) use ( $request ) {
+                    $query->where( 'udi' , 'LIKE' , '%' . $request->udi . '%' );
                 } )
                 ->when( $request->has( 'package_id' ) && $request->package_id != '' , function ( $query ) use ( $request ) {
                     $query->where( 'id' , $request->package_id );
@@ -73,7 +73,7 @@
                 'name' => $request->name ,
                 'unique_id' => $request->unique_id ,
                 'note' => $request->note ,
-                'uid' => $request->uid ,
+                'udi' => $request->udi ,
                 'user_id' => auth( 'api' )->user()->id ,
                 'verified' => 'NotVerified' ,
             ];
diff --git a/app/Http/Requests/StoreItemRequest.php b/app/Http/Requests/StoreItemRequest.php
index 5d18352b..12762bfb 100644
--- a/app/Http/Requests/StoreItemRequest.php
+++ b/app/Http/Requests/StoreItemRequest.php
@@ -30,7 +30,7 @@ class StoreItemRequest extends FormRequest
                     'size' => 'required',
                     'specific' => 'required',
                     'note' => 'nullable',
-                    'uid' => 'required|max:100|unique:items',
+                    'udi' => 'required|max:100|unique:items',
                 ];
                 break;
             }
@@ -43,7 +43,7 @@ class StoreItemRequest extends FormRequest
                     'size' => 'required',
                     'specific' => 'required',
                     'note' => 'nullable',
-                    'uid' => 'required|max:100|unique:items,uid,'.$Item->id,
+                    'udi' => 'required|max:100|unique:items,udi,'.$Item->id,
                 ];
                 break;
             }
diff --git a/app/Http/Requests/StorePackageRequest.php b/app/Http/Requests/StorePackageRequest.php
index 01583094..5c586884 100644
--- a/app/Http/Requests/StorePackageRequest.php
+++ b/app/Http/Requests/StorePackageRequest.php
@@ -29,7 +29,7 @@ class StorePackageRequest extends FormRequest
                     'unique_id' => 'nullable|max:250|unique:packages',
                     'note' => 'nullable',
                     'items' => 'required',
-                    'uid' => 'required|max:100|unique:packages',
+                    'udi' => 'required|max:100|unique:packages',
                 ];
                 break;
             }
@@ -41,7 +41,7 @@ class StorePackageRequest extends FormRequest
                     'unique_id' => 'nullable|max:250|unique:packages,unique_id,'.$Package->id,
                     'note' => 'nullable',
                     'items' => 'required',
-                    'uid' => 'required|max:100|unique:packages',
+                    'udi' => 'required|max:100|unique:packages',
                 ];
                 break;
 
diff --git a/app/Item.php b/app/Item.php
index 6fd9f5b9..f56cf7fa 100644
--- a/app/Item.php
+++ b/app/Item.php
@@ -6,7 +6,7 @@
 
     class Item extends Model
     {
-        public $fillable = [ 'name' , 'size' , 'unique_id' , 'specific' , 'note' , 'user_id' , 'uid' , 'status' ];
+        public $fillable = [ 'name' , 'size' , 'unique_id' , 'specific' , 'note' , 'user_id' , 'udi' , 'status' ];
 
         public function packages()
         {
diff --git a/app/Package.php b/app/Package.php
index 38538704..66688ce4 100644
--- a/app/Package.php
+++ b/app/Package.php
@@ -6,7 +6,7 @@
 
     class Package extends Model
     {
-        public $fillable = [ 'name' , 'unique_id' , 'user_id' , 'note' , 'verified' , 'uid' ];
+        public $fillable = [ 'name' , 'unique_id' , 'user_id' , 'note' , 'verified' , 'udi' ];
 
         public function user()
         {
diff --git a/database/migrations/2023_08_27_124700_update_items_table.php b/database/migrations/2023_08_27_124700_update_items_table.php
index 64be7e3f..9c16c4a8 100644
--- a/database/migrations/2023_08_27_124700_update_items_table.php
+++ b/database/migrations/2023_08_27_124700_update_items_table.php
@@ -14,7 +14,7 @@ class UpdateItemsTable extends Migration
     public function up()
     {
         Schema::table('items', function (Blueprint $table) {
-            $table->string('uid')->nullable();
+            $table->string('udi')->nullable();
             $table->tinyInteger('status')->default(0);
         });
     }
@@ -27,7 +27,7 @@ class UpdateItemsTable extends Migration
     public function down()
     {
         Schema::table('items', function (Blueprint $table) {
-            $table->dropColumn('uid');
+            $table->dropColumn('udi');
             $table->dropColumn('status');
         });
     }
diff --git a/database/migrations/2023_08_27_124945_update_packages_table.php b/database/migrations/2023_08_27_124945_update_packages_table.php
index 69bffc4e..a6ae20f6 100644
--- a/database/migrations/2023_08_27_124945_update_packages_table.php
+++ b/database/migrations/2023_08_27_124945_update_packages_table.php
@@ -14,7 +14,7 @@ class UpdatePackagesTable extends Migration
     public function up()
     {
         Schema::table('packages', function (Blueprint $table) {
-            $table->string('uid')->nullable();
+            $table->string('udi')->nullable();
         });
     }
 
@@ -26,7 +26,7 @@ class UpdatePackagesTable extends Migration
     public function down()
     {
         Schema::table('packages', function (Blueprint $table) {
-            $table->dropColumn('uid');
+            $table->dropColumn('udi');
         });
     }
 }