diff --git a/game-server/app/services/pay/37Pay.ts b/game-server/app/services/pay/37Pay.ts
index 401004bc9..5fd8440c2 100644
--- a/game-server/app/services/pay/37Pay.ts
+++ b/game-server/app/services/pay/37Pay.ts
@@ -6,6 +6,7 @@ import { DicRMB } from "../../pubUtils/dictionary/DicRMB";
 import { nowSeconds } from "../../pubUtils/timeUtil";
 import { resResult } from "../../pubUtils/util";
 import { get37Md5Sign } from "../../pubUtils/sdkUtil";
+import { pinus } from "pinus";
 
 /**
    * 37支付下单
@@ -23,7 +24,7 @@ export async function applyOrder37(localOrderID: string, roleId: string, product
         code: -1, resData: resResult(STATUS.CHANNEL_INFO_NOT_FOUND)
     }
     let gameCoin = productInfo.gameCoin;
-    let ext = '';
+    let ext = pinus.app.get('env');
     let body = {
         game_id: SDK_37_CONST.GAME_ID,
         uid: (<LoginValidateData37>user.channelInfo).uid,