diff --git a/install.sh b/install.sh
index bb10a3294cc54ec699429acd68098efe08a802b3..4a4c4729f6cf811af61633eb9ea17cd1d4cdc6ef 100644
--- a/install.sh
+++ b/install.sh
@@ -1,23 +1,27 @@
 #!/bin/bash
 
 # 文件名和URL
+extracted_dir="code-server-4.90.2-linux-amd64"
 filename="code-server-4.90.2-linux-amd64.tar.gz"
 url="https://x.haod.me/https://github.com/coder/code-server/releases/download/v4.90.2/${filename}"
 
-# 检查文件是否存在，如果不存在则下载
-if [ ! -f "${filename}" ]; then
-    echo "Downloading ${filename}..."
-    wget "$url"
+# 检查解压后的目录是否存在，如果不存在则下载并解压
+if [ ! -d "${extracted_dir}" ]; then
+    # 检查文件是否存在，如果不存在则下载
+    if [ ! -f "${filename}" ]; then
+        echo "Downloading ${filename}..."
+        wget "$url"
+    fi
+    echo "Extracting ${filename}..."
+    tar -zxvf "${filename}"
+else
+    echo "Directory already exists, skipping extraction."
 fi
 
-# 解压文件
-echo "Extracting ${filename}..."
-tar -zxvf "${filename}"
-
 
 # 清理压缩文件和解压后的目录
 #rm -rf "${filename}" 
 
 # 运行 code-server
 echo "Starting code-server with config file..."
-./code-server-4.90.2-linux-amd64/bin/code-server --config ./config.yaml
+./$extracted_dir/bin/code-server --config ./config.yaml