diff --git a/src/main/java/com/loafle/commons/server/Server.java b/src/main/java/com/loafle/commons/server/Server.java
index 673a83e..ccc6b3c 100644
--- a/src/main/java/com/loafle/commons/server/Server.java
+++ b/src/main/java/com/loafle/commons/server/Server.java
@@ -29,12 +29,12 @@ public abstract class Server {
   protected int threadCountWorker;
 
   @Autowired
-  protected List<Class<? extends ServerChannel>> channelClasses;
+  protected Class<? extends ServerChannel> channelClass;
 
   @Autowired
   protected List<ChannelOptionItem<?>> channelOptions;
   @Autowired
-  protected List<ChannelHandler> channelHandlers;
+  protected ChannelHandler channelHandler;
   @Autowired
   protected ChannelInitializer<?> channelInitializer;
   @Autowired
@@ -48,20 +48,16 @@ public abstract class Server {
       ServerBootstrap serverBootstrap = new ServerBootstrap();
       serverBootstrap.group(bossGroup, workerGroup);
 
-      if (null != this.channelClasses) {
-        for (Class<? extends ServerChannel> channelClass : this.channelClasses) {
-          serverBootstrap.channel(channelClass);
-        }
+      if (null != this.channelClass) {
+          serverBootstrap = serverBootstrap.channel(this.channelClass);
       }
       if (null != this.channelOptions) {
         for (ChannelOptionItem<?> optionItem : this.channelOptions) {
           optionItem.setOption(serverBootstrap);
         }
       }
-      if (null != this.channelHandlers) {
-        for (ChannelHandler channelHandler : this.channelHandlers) {
-          serverBootstrap.handler(channelHandler);
-        }
+      if (null != this.channelHandler) {
+        serverBootstrap.handler(this.channelHandler);
       }
       serverBootstrap.childHandler(this.channelInitializer);