diff --git a/pom.xml b/pom.xml
index bf7031119..78ede4364 100644
--- a/pom.xml
+++ b/pom.xml
@@ -13,7 +13,7 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <jib-maven-plugin.version>1.1.2</jib-maven-plugin.version>
-        <docker-image.version>1.0.30</docker-image.version>
+        <docker-image.version>1.0.31</docker-image.version>
     </properties>
 
     <dependencies>
diff --git a/src/main/java/au/com/royalpay/payment/manage/mappers/system/MerchantSignInfoMapper.java b/src/main/java/au/com/royalpay/payment/manage/mappers/system/MerchantSignInfoMapper.java
index 0e7fddf0b..6f8b5b2e7 100644
--- a/src/main/java/au/com/royalpay/payment/manage/mappers/system/MerchantSignInfoMapper.java
+++ b/src/main/java/au/com/royalpay/payment/manage/mappers/system/MerchantSignInfoMapper.java
@@ -7,11 +7,11 @@ import com.alibaba.fastjson.JSONObject;
 import org.apache.ibatis.annotations.Param;
 import org.apache.ibatis.executor.keygen.Jdbc3KeyGenerator;
 
-@AutoMapper(tablename = "merchant_sign_info", pkName = "client_id", keyGenerator = Jdbc3KeyGenerator.class)
+@AutoMapper(tablename = "merchant_sign_info", pkName = "client_moniker", keyGenerator = Jdbc3KeyGenerator.class)
 public interface MerchantSignInfoMapper {
 
     @AutoSql(type = SqlType.SELECT)
-    JSONObject findClientSign(@Param("client_id") int clientId);
+    JSONObject findClientSign(@Param("client_moniker") String clientMoniker);
 
     @AutoSql(type = SqlType.UPDATE)
     void update(JSONObject signInfo);
diff --git a/src/main/java/au/com/royalpay/payment/manage/merchants/core/impls/ClientManagerImpl.java b/src/main/java/au/com/royalpay/payment/manage/merchants/core/impls/ClientManagerImpl.java
index 78d920fd7..21f26e579 100644
--- a/src/main/java/au/com/royalpay/payment/manage/merchants/core/impls/ClientManagerImpl.java
+++ b/src/main/java/au/com/royalpay/payment/manage/merchants/core/impls/ClientManagerImpl.java
@@ -425,7 +425,7 @@ public class ClientManagerImpl implements ClientManager, ManagerTodoNoticeProvid
             client.put("level2_client", 1);
         }
         //gateway V2
-        JSONObject partnerGatewaySign = merchantSignInfoMapper.findClientSign(client.getIntValue("client_id"));
+        JSONObject partnerGatewaySign = merchantSignInfoMapper.findClientSign(client.getString("client_moniker"));
         if (partnerGatewaySign == null) {
             client.put("enable_gateway_version2", false);
         }else {
@@ -3231,11 +3231,11 @@ public class ClientManagerImpl implements ClientManager, ManagerTodoNoticeProvid
         if (client == null) {
             throw new InvalidShortIdException();
         }
-        JSONObject gatewaySignInfo = merchantSignInfoMapper.findClientSign(account.getIntValue("client_id"));
+        JSONObject gatewaySignInfo = merchantSignInfoMapper.findClientSign(client.getString("client_moniker"));
         if (gatewaySignInfo == null) {
             JSONObject key = getRsaKey();
             gatewaySignInfo = new JSONObject();
-            gatewaySignInfo.put("client_id", account.getIntValue("client_id"));
+            gatewaySignInfo.put("client_moniker", client.getIntValue("client_moniker"));
             gatewaySignInfo.put("platform_public_key", key.getString("public_key"));
             gatewaySignInfo.put("platform_private_key", key.getString("private_key"));
             gatewaySignInfo.put("is_valid", 0);
diff --git a/src/main/java/au/com/royalpay/payment/manage/merchants/entity/ClientGatewaySignModify.java b/src/main/java/au/com/royalpay/payment/manage/merchants/entity/ClientGatewaySignModify.java
index 69bb22aac..2c72380bf 100644
--- a/src/main/java/au/com/royalpay/payment/manage/merchants/entity/ClientGatewaySignModify.java
+++ b/src/main/java/au/com/royalpay/payment/manage/merchants/entity/ClientGatewaySignModify.java
@@ -35,7 +35,7 @@ public abstract class ClientGatewaySignModify {
     @Transactional
     public int doModify(MerchantInfoProvider merchantInfoProvider, MerchantSignInfoMapper merchantSignInfoMapper, MongoTemplate mongoTemplate) {
         JSONObject client = merchantInfoProvider.getClientInfoByMoniker(clientMoniker);
-        JSONObject clientGatewaySign = merchantSignInfoMapper.findClientSign(client.getIntValue("client_id"));
+        JSONObject clientGatewaySign = merchantSignInfoMapper.findClientSign(clientMoniker);
         JSONObject modifyResult = getModifyResult();
         try {
             saveModifyHistory(clientGatewaySign, modifyResult, mongoTemplate);
@@ -43,7 +43,7 @@ public abstract class ClientGatewaySignModify {
 
         }
         int clientId = client.getIntValue("client_id");
-        modifyResult.put("client_id", clientId);
+        modifyResult.put("client_moniker", clientMoniker);
         modifyResult.put("last_update_by", account.getString("account_id"));
         modifyResult.put("last_update_date", new Date());
         merchantSignInfoMapper.update(modifyResult);