diff --git a/Application/Base/Tool/GameResource/YjlyClient.class.php b/Application/Base/Tool/GameResource/YjlyClient.class.php
index 44c2222c8..03eeac335 100644
--- a/Application/Base/Tool/GameResource/YjlyClient.class.php
+++ b/Application/Base/Tool/GameResource/YjlyClient.class.php
@@ -90,7 +90,7 @@ class YjlyClient
     protected function sign($name, $params)
     {
         $apiBizFieldMap = [
-            'send-mail' => 'mailData',
+            'send-email' => 'mailData',
             'send-props' => 'propData',
             'send-gold' => 'moneyFen',
         ];