diff --git a/packages/Sarga/Shop/src/Repositories/CategoryRepository.php b/packages/Sarga/Shop/src/Repositories/CategoryRepository.php
index 859d67976..903bd927f 100644
--- a/packages/Sarga/Shop/src/Repositories/CategoryRepository.php
+++ b/packages/Sarga/Shop/src/Repositories/CategoryRepository.php
@@ -14,7 +14,7 @@ class CategoryRepository extends WCategoryRepository
      *
      * @return mixed
      */
-    public function model()
+    public function model(): string
     {
         return Category::class;
     }
diff --git a/packages/Sarga/Shop/src/Repositories/ChannelRepository.php b/packages/Sarga/Shop/src/Repositories/ChannelRepository.php
index aa5bacb9f..475537800 100644
--- a/packages/Sarga/Shop/src/Repositories/ChannelRepository.php
+++ b/packages/Sarga/Shop/src/Repositories/ChannelRepository.php
@@ -7,7 +7,7 @@ use Webkul\Core\Repositories\ChannelRepository as BagistoChannelRepo;
 
 class ChannelRepository extends BagistoChannelRepo
 {
-    function model()
+    function model(): string
     {
         return Channel::class;
     }
diff --git a/packages/Sarga/Shop/src/Repositories/ProductFlatRepository.php b/packages/Sarga/Shop/src/Repositories/ProductFlatRepository.php
index 59366ca8b..8a0577543 100644
--- a/packages/Sarga/Shop/src/Repositories/ProductFlatRepository.php
+++ b/packages/Sarga/Shop/src/Repositories/ProductFlatRepository.php
@@ -146,7 +146,7 @@ class ProductFlatRepository extends Repository
      *
      * @return mixed
      */
-    function model()
+    function model(): string
     {
         return 'Webkul\Product\Contracts\Product';
     }
diff --git a/packages/Sarga/Shop/src/Repositories/VendorProductRepository.php b/packages/Sarga/Shop/src/Repositories/VendorProductRepository.php
index 385dcd98a..9fb9d750e 100644
--- a/packages/Sarga/Shop/src/Repositories/VendorProductRepository.php
+++ b/packages/Sarga/Shop/src/Repositories/VendorProductRepository.php
@@ -12,7 +12,7 @@ class VendorProductRepository extends Repository
     ){
         parent::__construct($app);
     }
-    public function model()
+    public function model(): string
     {
         return 'Webkul\Marketplace\Contracts\Product';
     }
diff --git a/packages/Sarga/Shop/src/Repositories/VendorRepository.php b/packages/Sarga/Shop/src/Repositories/VendorRepository.php
index 89531fc45..e7c2db1c4 100644
--- a/packages/Sarga/Shop/src/Repositories/VendorRepository.php
+++ b/packages/Sarga/Shop/src/Repositories/VendorRepository.php
@@ -12,7 +12,7 @@ class VendorRepository extends SellerRepository
      *
      * @return mixed
      */
-    function model()
+    function model(): string
     {
         return Vendor::class;
     }