diff --git a/src/org/redkale/boot/Application.java b/src/org/redkale/boot/Application.java
index 9537a50cb..c9bfd3628 100644
--- a/src/org/redkale/boot/Application.java
+++ b/src/org/redkale/boot/Application.java
@@ -135,6 +135,9 @@ public final class Application {
     //Server启动的计数器，用于确保所有Server都启动完后再进行下一步处理
     private final CountDownLatch serversLatch;
 
+    //根ClassLoader
+    private final NodeClassLoader classLoader;
+
     private Application(final AnyValue config) {
         this(false, config);
     }
@@ -264,6 +267,8 @@ public final class Application {
             }
         }
         this.transportFactory = new TransportFactory(transportExec, transportPool, transportGroup);
+        this.classLoader = new NodeClassLoader(Thread.currentThread().getContextClassLoader());
+        Thread.currentThread().setContextClassLoader(this.classLoader);
     }
 
     public ResourceFactory getResourceFactory() {
@@ -274,9 +279,10 @@ public final class Application {
         return transportFactory;
     }
 
-//    public WatchFactory getWatchFactory() {
-//        return watchFactory;
-//    }
+    public NodeClassLoader getNodeClassLoader() {
+        return classLoader;
+    }
+
     public List<NodeServer> getNodeServers() {
         return new ArrayList<>(servers);
     }
diff --git a/src/org/redkale/boot/NodeClassLoader.java b/src/org/redkale/boot/NodeClassLoader.java
new file mode 100644
index 000000000..433f78c97
--- /dev/null
+++ b/src/org/redkale/boot/NodeClassLoader.java
@@ -0,0 +1,28 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package org.redkale.boot;
+
+import java.net.*;
+
+/**
+ *
+ * @author zhangjx
+ */
+public class NodeClassLoader extends URLClassLoader {
+
+    public NodeClassLoader(ClassLoader parent) {
+        super(new URL[0], parent);
+    }
+
+    public Class<?> loadClass(String name, byte[] b) {
+        return defineClass(name, b, 0, b.length);
+    }
+
+    @Override
+    public void addURL(URL url) {
+        super.addURL(url);
+    }
+}
diff --git a/src/org/redkale/boot/NodeServer.java b/src/org/redkale/boot/NodeServer.java
index 4fef10dc7..525ba837d 100644
--- a/src/org/redkale/boot/NodeServer.java
+++ b/src/org/redkale/boot/NodeServer.java
@@ -53,6 +53,9 @@ public abstract class NodeServer {
     //当前Server对象
     protected final Server server;
 
+    //ClassLoader
+    protected final NodeClassLoader classLoader;
+
     //当前Server的SNCP协议的组
     protected String sncpGroup = null;
 
@@ -86,6 +89,8 @@ public abstract class NodeServer {
         this.resourceFactory = application.getResourceFactory().createChild();
         this.server = server;
         this.logger = Logger.getLogger(this.getClass().getSimpleName());
+        this.classLoader = new NodeClassLoader(Thread.currentThread().getContextClassLoader());
+        Thread.currentThread().setContextClassLoader(this.classLoader);
     }
 
     protected Consumer<Runnable> getExecutor() throws Exception {
@@ -592,6 +597,10 @@ public abstract class NodeServer {
         return resourceFactory;
     }
 
+    public NodeClassLoader getNodeClassLoader() {
+        return classLoader;
+    }
+
     public InetSocketAddress getSncpAddress() {
         return sncpAddress;
     }