diff --git a/app/Services/WalletBalanceService.php b/app/Services/WalletBalanceService.php
index f8ff9d6..0665c20 100644
--- a/app/Services/WalletBalanceService.php
+++ b/app/Services/WalletBalanceService.php
@@ -2,6 +2,7 @@
 
 namespace App\Services;
 
+use App\Http\Controllers\Controller;
 use App\Models\Price;
 use App\Models\Product;
 use Illuminate\Support\Collection;