diff --git a/pom.xml b/pom.xml
index e771bc0c8..dce5495b6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -9,7 +9,7 @@
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>manage</artifactId>
-    <version>1.2.75</version>
+    <version>1.2.76</version>
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <jib-maven-plugin.version>1.6.1</jib-maven-plugin.version>
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 edd5498f2..7734f5090 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
@@ -1653,7 +1653,7 @@ public class ClientManagerImpl implements ClientManager, ManagerTodoNoticeProvid
         if (account == null) {
             throw new BadRequestException("account not exists");
         }
-        if (clientAccountMapper.findByWechatOpenId(user.getString("openid")).size()>1 || clientAccountMapper.findByWechatUnionId(user.getString("unioinid")).size()>1) {
+        if (clientAccountMapper.findByWechatOpenId(user.getString("openid")).size()>0 || clientAccountMapper.findByWechatUnionId(user.getString("unioinid")).size()>0) {
             throw new BadRequestException("The WeChat has been linked to other accounts");
         }
         JSONObject res = new JSONObject();