diff --git a/README.md b/README.md
index 6fc99e2..d864bf9 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,7 @@
 
 ## 👍 特点
 
++ GUI启动，使用更加方便
 + JNDI 账号密码启动
 + JNDI 路由隐藏或加密
 + JNDI 高版本Bypass
@@ -47,6 +48,14 @@
 ./gradlew shadowJar
 ```
 
+# GUI效果图
+
+![登陆页](docs/img/img.png)
+
+![img_1.png](docs/img/img_1.png)
+
+![img_2.png](docs/img/img_2.png)
+
 ## 🌲目录结构
 
 更多信息请参阅[目录结构说明](docs/directory_structure.md)。
diff --git a/docs/img/img.png b/docs/img/img.png
new file mode 100644
index 0000000..63fbda3
Binary files /dev/null and b/docs/img/img.png differ
diff --git a/docs/img/img_1.png b/docs/img/img_1.png
new file mode 100644
index 0000000..8e50658
Binary files /dev/null and b/docs/img/img_1.png differ
diff --git a/docs/img/img_2.png b/docs/img/img_2.png
new file mode 100644
index 0000000..b0c88b0
Binary files /dev/null and b/docs/img/img_2.png differ
diff --git a/src/main/java/com/qi4l/JYso/web/JYsoWebApplication.java b/src/main/java/com/qi4l/JYso/web/JYsoWebApplication.java
index 789b2cb..0b156c5 100644
--- a/src/main/java/com/qi4l/JYso/web/JYsoWebApplication.java
+++ b/src/main/java/com/qi4l/JYso/web/JYsoWebApplication.java
@@ -19,6 +19,7 @@ import java.awt.*;
 import java.awt.datatransfer.StringSelection;
 import java.util.EnumSet;
 import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.ThreadLocalRandom;
 
 import static com.qi4l.JYso.gadgets.Config.Config.logo;
 import static org.fusesource.jansi.Ansi.ansi;
@@ -40,7 +41,7 @@ public class JYsoWebApplication {
 
         Config.applyCmdArgs(filterWebArgs(args));
 
-        int webPort = 8080;
+        int webPort = ThreadLocalRandom.current().nextInt(10000, 65536);
         for (int i = 0; i < args.length; i++) {
             if ("-wP".equals(args[i]) || "--webPort".equals(args[i])) {
                 if (i + 1 < args.length) {
diff --git a/src/main/java/com/qi4l/JYso/web/JettyApiServlet.java b/src/main/java/com/qi4l/JYso/web/JettyApiServlet.java
index abbf316..b8ab31e 100644
--- a/src/main/java/com/qi4l/JYso/web/JettyApiServlet.java
+++ b/src/main/java/com/qi4l/JYso/web/JettyApiServlet.java
@@ -104,7 +104,7 @@ public class JettyApiServlet extends HttpServlet {
 
     private void handleFileList(HttpServletResponse resp) throws IOException {
         java.io.File dir = new java.io.File(".");
-        java.io.File[] files = dir.listFiles(f -> f.isFile() && f.getName().endsWith(".ser"));
+        java.io.File[] files = dir.listFiles(f -> f.isFile());
         List<Map<String, Object>> list = new ArrayList<>();
         if (files != null) {
             for (java.io.File f : files) {