diff --git a/jcpp-protocol-api/src/main/java/sanbing/jcpp/protocol/ProtocolBootstrap.java b/jcpp-protocol-api/src/main/java/sanbing/jcpp/protocol/ProtocolBootstrap.java
index 6a8ffd6..55c894e 100644
--- a/jcpp-protocol-api/src/main/java/sanbing/jcpp/protocol/ProtocolBootstrap.java
+++ b/jcpp-protocol-api/src/main/java/sanbing/jcpp/protocol/ProtocolBootstrap.java
@@ -70,7 +70,7 @@ public abstract class ProtocolBootstrap implements HealthIndicator {
 
         if (tcpCfg != null) {
 
-            listener = new TcpListener<>(protocolName, tcpCfg, messageProcessor(), protocolContext.getStatsFactory());
+            listener = new TcpListener(protocolName, tcpCfg, messageProcessor(), protocolContext.getStatsFactory());
         }
 
         _init();
diff --git a/jcpp-protocol-api/src/main/java/sanbing/jcpp/protocol/listener/tcp/TcpListener.java b/jcpp-protocol-api/src/main/java/sanbing/jcpp/protocol/listener/tcp/TcpListener.java
index 8f99074..121e295 100644
--- a/jcpp-protocol-api/src/main/java/sanbing/jcpp/protocol/listener/tcp/TcpListener.java
+++ b/jcpp-protocol-api/src/main/java/sanbing/jcpp/protocol/listener/tcp/TcpListener.java
@@ -29,7 +29,7 @@ import sanbing.jcpp.protocol.listener.Listener;
  * @author baigod
  */
 @Slf4j
-public class TcpListener<T> extends Listener {
+public class TcpListener extends Listener {
 
     private Channel serverChannel;
     private EventLoopGroup bossGroup;