diff --git a/app/common/service/pay/WeChatPay.php b/app/common/service/pay/WeChatPay.php
index a95986a5e..3398e01b3 100644
--- a/app/common/service/pay/WeChatPay.php
+++ b/app/common/service/pay/WeChatPay.php
@@ -22,7 +22,7 @@ class WeChatPay extends PayTool
                 'out_refund_no' => 'BO' . time(),
                 'amount' => [
                     'refund' => $totalFee,
-                    'total' => $order['pay_price'],
+                    'total' => (int)bcmul($order['pay_price'], 100),
                     'currency' => 'CNY',
                 ],
             ];