diff --git a/src/main/java/com/yn/bftl/thirdparty/common/service/impl/ByxTradeWayServiceImpl.java b/src/main/java/com/yn/bftl/thirdparty/common/service/impl/ByxTradeWayServiceImpl.java
index a6bc420..ac0e91c 100644
--- a/src/main/java/com/yn/bftl/thirdparty/common/service/impl/ByxTradeWayServiceImpl.java
+++ b/src/main/java/com/yn/bftl/thirdparty/common/service/impl/ByxTradeWayServiceImpl.java
@@ -49,6 +49,7 @@
         String plugRandKey = randomKeyService.getOneKey();
         String signSource = walletId + "," + plugRandKey;
         param.setPlugRandomKey(plugRandKey);
+        param.setEncryptType("2");
         param.setCertSign(CryptoUtils.sign("SHA256withRSA", signSource, byxChinaumsUtil.getTransactionPrivateKey(), "UTF-8"));
     }
 }