diff --git a/src/main/java/com/pms/ocp/service/impl/OcpTenantIocnServiceImpl.java b/src/main/java/com/pms/ocp/service/impl/OcpTenantIocnServiceImpl.java
index f8c46ef7c79c930b088fb76e5914be6758c01ba2..77b4cb3f277fd966524ebcaee0de9e832a34fb0a 100644
--- a/src/main/java/com/pms/ocp/service/impl/OcpTenantIocnServiceImpl.java
+++ b/src/main/java/com/pms/ocp/service/impl/OcpTenantIocnServiceImpl.java
@@ -16,6 +16,7 @@ import org.springframework.stereotype.Service;
 
 import java.util.ArrayList;
 import java.util.List;
+import java.util.stream.Stream;
 
 /**
  * @author:zhaochengming
@@ -94,7 +95,13 @@ public class OcpTenantIocnServiceImpl extends ServiceImpl<OcpTenantIocnMapper, O
             byte[] iocn = tenantIocn.getIocn();
             list.add(iocn);
         }
-        return list;
+
+        for (byte[] bytes : list) {
+            if (!(list.contains(bytes))){
+                list.add(bytes);
+            }
+        }
+            return list;
     }
 
 }