diff --git a/AliPay/Bill.php b/AliPay/Bill.php
index 8817f1d..4717197 100644
--- a/AliPay/Bill.php
+++ b/AliPay/Bill.php
@@ -41,6 +41,6 @@ class Bill extends BasicAliPay
      */
     public function apply($options)
     {
-        return $this->getResult($options, 'get');
+        return $this->getResult($options);
     }
 }
\ No newline at end of file