diff --git a/test/src/test/java/org/apache/seata/core/rpc/netty/mockserver/MockFastJson2Test.java b/test/src/test/java/org/apache/seata/core/rpc/netty/mockserver/MockFastJson2Test.java
index 71355f16648..7f93b7f5419 100644
--- a/test/src/test/java/org/apache/seata/core/rpc/netty/mockserver/MockFastJson2Test.java
+++ b/test/src/test/java/org/apache/seata/core/rpc/netty/mockserver/MockFastJson2Test.java
@@ -59,6 +59,7 @@ public static void before() {
     public static void after() {
         //MockServer.close();
         ConfigurationTestHelper.removeConfig(ConfigurationKeys.SERIALIZE_FOR_RPC);
+        ConfigurationTestHelper.putConfig(ConfigurationKeys.SERVER_SERVICE_PORT_CAMEL, String.valueOf(ProtocolTestConstants.MOCK_SERVER_PORT));
         TmNettyRemotingClient.getInstance().destroy();
         RmNettyRemotingClient.getInstance().destroy();
     }