diff --git a/docker-compose-linux-x86_64 b/docker-compose-linux-x86_64
deleted file mode 100644
index 3cd18ce..0000000
Binary files a/docker-compose-linux-x86_64 and /dev/null differ
diff --git a/update.sh b/update.sh
index ec1289a..b6d402f 100755
--- a/update.sh
+++ b/update.sh
@@ -102,9 +102,11 @@ elif command -v docker-compose &> /dev/null; then
     echo "✅ 检测到 Docker Compose (旧版本: docker-compose)"
 else
     echo "⚙️ 安装 Docker Compose..."
-    sudo mv ./docker-compose-linux-x86_64 /usr/bin/docker-compose
-    #设置权限
-    chmod +x /usr/bin/docker-compose
+    COMPOSE_BIN_URL="https://static.51easyai.com/docker-compose-linux-x86_64"
+    TMP_COMPOSE_BIN="/tmp/docker-compose-linux-x86_64"
+    curl -fL "$COMPOSE_BIN_URL" -o "$TMP_COMPOSE_BIN"
+    sudo install -m 0755 "$TMP_COMPOSE_BIN" /usr/bin/docker-compose
+    rm -f "$TMP_COMPOSE_BIN"
     DOCKER_COMPOSE_CMD="docker-compose"
     echo "✅ Docker Compose 安装完成"
 fi