diff --git a/namesrv/src/main/java/org/apache/rocketmq/namesrv/NamesrvStartup.java b/namesrv/src/main/java/org/apache/rocketmq/namesrv/NamesrvStartup.java
index d1c4fd3c39..a8ee0e08ed 100644
--- a/namesrv/src/main/java/org/apache/rocketmq/namesrv/NamesrvStartup.java
+++ b/namesrv/src/main/java/org/apache/rocketmq/namesrv/NamesrvStartup.java
@@ -32,7 +32,6 @@ import org.apache.rocketmq.common.MixAll;
 import org.apache.rocketmq.common.constant.LoggerName;
 import org.apache.rocketmq.common.namesrv.NamesrvConfig;
 import org.apache.rocketmq.remoting.netty.NettyServerConfig;
-import org.apache.rocketmq.remoting.netty.NettySystemConfig;
 import org.apache.rocketmq.remoting.protocol.RemotingCommand;
 import org.apache.rocketmq.srvutil.ServerUtil;
 import org.apache.rocketmq.srvutil.ShutdownHookThread;