diff --git a/examples/efi/charges.php b/examples/efi/charges.php
index 14f5ad4..508050b 100644
--- a/examples/efi/charges.php
+++ b/examples/efi/charges.php
@@ -34,14 +34,8 @@
  *
  * @return array charges
  */
-$phpay
+$charges = $phpay
     ->charge()
-    ->setQueryParams([
-        'charge_type' => 'billet',
-        'begin_date'  => '2024-11-01',
-        'end_date'    => '2024-11-30',
-        'status'      => 'unpaid',
-    ])
     ->getAll();
 
 /**
diff --git a/src/Gateways/Efi/Resources/Charge/Charge.php b/src/Gateways/Efi/Resources/Charge/Charge.php
index b63eaf0..fdf6fa5 100644
--- a/src/Gateways/Efi/Resources/Charge/Charge.php
+++ b/src/Gateways/Efi/Resources/Charge/Charge.php
@@ -93,6 +93,15 @@ public function setQueryParams(array $queryParams): ChargeInterface
      */
     public function getAll(): array
     {
+        if (empty($this->queryParams)) {
+            $this->setQueryParams([
+                'charge_type' => 'billet',
+                'begin_date'  => date('Y-m-d', strtotime('-30 days')),
+                'end_date'    => date('Y-m-d'),
+                'status'      => 'unpaid',
+            ]);
+        }
+
         return $this->get('v1/charges', $this->queryParams);
     }