diff --git a/gclc-socket/src/test/java/net/bigeon/gclc/socket/SocketConsoleApplicationTest.java b/gclc-socket/src/test/java/net/bigeon/gclc/socket/SocketConsoleApplicationTest.java
index 2f506fc..61d577e 100644
--- a/gclc-socket/src/test/java/net/bigeon/gclc/socket/SocketConsoleApplicationTest.java
+++ b/gclc-socket/src/test/java/net/bigeon/gclc/socket/SocketConsoleApplicationTest.java
@@ -77,7 +77,7 @@ public class SocketConsoleApplicationTest {
         Thread server;
         server = TestServer.getServer();
         final String hostName = "127.0.0.1";
-        final int portNumber = 3300;
+        final int portNumber = 12345;
 
         try (Socket kkSocket = new Socket(hostName, portNumber);
                 PrintWriter out = new PrintWriter(kkSocket.getOutputStream(), true);