diff --git a/install.sh b/install.sh
index a39a99a..dc1c1fb 100644
--- a/install.sh
+++ b/install.sh
@@ -37,6 +37,26 @@ check_dependencies() {
     check_docker_compose || exit_with_dep_error
 }
 
+# 安装依赖
+install_dependencies() {
+    source ./bin/utils/bash.sh
+
+    if ! command -v jq >/dev/null 2>&1; then
+        echo "jq 未安装，开始安装..."
+        install_jq
+    fi
+
+    if ! command -v docker >/dev/null 2>&1; then
+        echo "Docker 未安装，开始安装..."
+        install_docker
+    fi
+
+    if ! command -v docker-compose >/dev/null 2>&1; then
+        echo "docker-compose 未安装，开始安装..."
+        install_docker_compose
+    fi
+}
+
 
 change_reality_dest(){
     local config_dir="./conf"
@@ -75,10 +95,7 @@ main(){
     case $choice in
         0)  
             # 安装依赖
-            source ./bin/utils/bash.sh 
-            install_jq
-            install_docker
-            install_docker_compose
+            install_dependencies
             ;;
         1)
             # 创建配置 / 重置配置