diff --git a/backup.sh b/backup.sh
index 2f54740..02d3da0 100755
--- a/backup.sh
+++ b/backup.sh
@@ -3,6 +3,10 @@
 
 set -e
 
+# 載入 docker compose 輔助函數
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+source "$SCRIPT_DIR/docker-compose-helper.sh"
+
 # 備份目錄
 BACKUP_DIR="./backups"
 TIMESTAMP=$(date +"%Y%m%d_%H%M%S")
@@ -16,7 +20,7 @@ echo ""
 
 # 1. 備份資料庫
 echo "📦 備份 PostgreSQL 資料庫..."
-docker-compose exec -T database pg_dump -U codimd codimd > "$BACKUP_DIR/database_$TIMESTAMP.sql"
+docker_compose exec -T database pg_dump -U codimd codimd > "$BACKUP_DIR/database_$TIMESTAMP.sql"
 
 if [ $? -eq 0 ]; then
     DB_SIZE=$(du -h "$BACKUP_DIR/database_$TIMESTAMP.sql" | cut -f1)
@@ -56,7 +60,7 @@ CodiMD 備份資訊
 - 環境設定: env_$TIMESTAMP.env
 
 還原方式:
-1. 資料庫: cat database_$TIMESTAMP.sql | docker-compose exec -T database psql -U codimd codimd
+1. 資料庫: cat database_$TIMESTAMP.sql | docker_compose exec -T database psql -U codimd codimd
 2. 上傳檔案: tar -xzf uploads_$TIMESTAMP.tar.gz
 3. 環境設定: cp env_$TIMESTAMP.env .env
 EOF
diff --git a/cleanup.sh b/cleanup.sh
index 8733cfc..0e5ccc9 100755
--- a/cleanup.sh
+++ b/cleanup.sh
@@ -3,6 +3,10 @@
 
 set -e
 
+# 載入 docker compose 輔助函數
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+source "$SCRIPT_DIR/docker-compose-helper.sh"
+
 echo "🧹 清理 Docker 資源..."
 echo ""
 
diff --git a/docker-compose-helper.sh b/docker-compose-helper.sh
new file mode 100644
index 0000000..69e2052
--- /dev/null
+++ b/docker-compose-helper.sh
@@ -0,0 +1,25 @@
+#!/bin/bash
+# Docker Compose 輔助函數
+# 自動檢測使用 docker-compose 或 docker compose
+
+# 檢測並設定 docker compose 命令
+DOCKER_COMPOSE_CMD=""
+
+if command -v docker-compose &> /dev/null; then
+    # Docker Compose V1 (獨立命令)
+    DOCKER_COMPOSE_CMD="docker-compose"
+elif docker compose version &> /dev/null 2>&1; then
+    # Docker Compose V2 (docker plugin)
+    DOCKER_COMPOSE_CMD="docker compose"
+else
+    echo "❌ 找不到 Docker Compose"
+    echo "請安裝 Docker Compose："
+    echo "  V1: https://docs.docker.com/compose/install/"
+    echo "  V2: 已包含在 Docker Desktop 中"
+    exit 1
+fi
+
+# 執行 docker compose 命令的函數
+docker_compose() {
+    $DOCKER_COMPOSE_CMD "$@"
+}
diff --git a/logs.sh b/logs.sh
index 942be9f..2ee7fc3 100755
--- a/logs.sh
+++ b/logs.sh
@@ -1,9 +1,13 @@
 #!/bin/bash
 # CodiMD 日誌查看腳本
 
+# 載入 docker compose 輔助函數
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+source "$SCRIPT_DIR/docker-compose-helper.sh"
+
 SERVICE=${1:-codimd}
 
 echo "📋 顯示 $SERVICE 服務日誌（按 Ctrl+C 離開）..."
 echo ""
 
-docker-compose logs -f "$SERVICE"
+docker_compose logs -f "$SERVICE"
diff --git a/restart.sh b/restart.sh
index 1c24e94..f14c7e6 100755
--- a/restart.sh
+++ b/restart.sh
@@ -3,10 +3,14 @@
 
 set -e
 
+# 載入 docker compose 輔助函數
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+source "$SCRIPT_DIR/docker-compose-helper.sh"
+
 echo "🔄 重啟 CodiMD 服務..."
 
 # 重啟服務
-docker-compose restart
+docker_compose restart
 
 echo ""
 echo "⏳ 等待服務完全啟動..."
@@ -15,7 +19,7 @@ sleep 5
 # 顯示服務狀態
 echo ""
 echo "📊 服務狀態："
-docker-compose ps
+docker_compose ps
 
 echo ""
 echo "✅ CodiMD 已重啟"
diff --git a/restore.sh b/restore.sh
index faefca7..c6ab320 100755
--- a/restore.sh
+++ b/restore.sh
@@ -3,6 +3,10 @@
 
 set -e
 
+# 載入 docker compose 輔助函數
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+source "$SCRIPT_DIR/docker-compose-helper.sh"
+
 BACKUP_DIR="./backups"
 
 echo "🔄 CodiMD 還原腳本"
@@ -43,7 +47,7 @@ echo "🔄 開始還原..."
 
 # 1. 還原資料庫
 echo "📦 還原資料庫..."
-docker-compose exec -T database psql -U codimd codimd < "$BACKUP_DIR/$BACKUP_FILE"
+docker_compose exec -T database psql -U codimd codimd < "$BACKUP_DIR/$BACKUP_FILE"
 
 if [ $? -eq 0 ]; then
     echo "✅ 資料庫還原完成"
diff --git a/start.sh b/start.sh
index 5848581..0caa8f2 100755
--- a/start.sh
+++ b/start.sh
@@ -3,7 +3,12 @@
 
 set -e
 
+# 載入 docker compose 輔助函數
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+source "$SCRIPT_DIR/docker-compose-helper.sh"
+
 echo "🚀 啟動 CodiMD 服務..."
+echo "   使用: $DOCKER_COMPOSE_CMD"
 
 # 檢查 .env 是否存在
 if [ ! -f .env ]; then
@@ -23,7 +28,7 @@ if ! docker info > /dev/null 2>&1; then
 fi
 
 # 啟動服務
-docker-compose up -d
+docker_compose up -d
 
 echo ""
 echo "⏳ 等待服務啟動..."
@@ -32,7 +37,7 @@ sleep 5
 # 顯示服務狀態
 echo ""
 echo "📊 服務狀態："
-docker-compose ps
+docker_compose ps
 
 echo ""
 echo "✅ CodiMD 已啟動！"
diff --git a/status.sh b/status.sh
index c86e818..4fe91c9 100755
--- a/status.sh
+++ b/status.sh
@@ -1,16 +1,20 @@
 #!/bin/bash
 # CodiMD 狀態檢查腳本
 
+# 載入 docker compose 輔助函數
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+source "$SCRIPT_DIR/docker-compose-helper.sh"
+
 echo "🔍 檢查 CodiMD 服務狀態..."
 echo ""
 
 # 顯示容器狀態
 echo "📊 Docker 容器狀態："
-docker-compose ps
+docker_compose ps
 echo ""
 
 # 檢查服務是否正常
-if docker-compose ps | grep -q "Up (healthy)"; then
+if docker_compose ps | grep -q "Up (healthy)"; then
     echo "✅ 所有服務運行正常"
 else
     echo "⚠️  部分服務可能未正常運行"
@@ -20,7 +24,7 @@ echo ""
 
 # 顯示最近日誌
 echo "📋 最近日誌（最後 20 行）："
-docker-compose logs --tail=20
+docker_compose logs --tail=20
 echo ""
 
 # 檢查磁碟空間
diff --git a/stop.sh b/stop.sh
index 7e193d3..c9935bb 100755
--- a/stop.sh
+++ b/stop.sh
@@ -3,10 +3,14 @@
 
 set -e
 
+# 載入 docker compose 輔助函數
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+source "$SCRIPT_DIR/docker-compose-helper.sh"
+
 echo "🛑 停止 CodiMD 服務..."
 
 # 停止服務
-docker-compose down
+docker_compose down
 
 echo ""
 echo "✅ CodiMD 已停止"
diff --git a/update.sh b/update.sh
index d955100..a3febdc 100755
--- a/update.sh
+++ b/update.sh
@@ -3,6 +3,10 @@
 
 set -e
 
+# 載入 docker compose 輔助函數
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+source "$SCRIPT_DIR/docker-compose-helper.sh"
+
 echo "🔄 更新 CodiMD..."
 echo ""
 
@@ -13,7 +17,7 @@ echo ""
 
 # 2. 拉取最新映像
 echo "📥 拉取最新 Docker 映像..."
-docker-compose pull
+docker_compose pull
 echo ""
 
 # 3. 詢問是否重啟
@@ -21,8 +25,8 @@ read -p "是否現在重啟服務以套用更新？(yes/no): " RESTART
 
 if [ "$RESTART" = "yes" ]; then
     echo "🔄 重啟服務..."
-    docker-compose down
-    docker-compose up -d
+    docker_compose down
+    docker_compose up -d
 
     echo ""
     echo "⏳ 等待服務啟動..."
@@ -30,7 +34,7 @@ if [ "$RESTART" = "yes" ]; then
 
     echo ""
     echo "📊 服務狀態："
-    docker-compose ps
+    docker_compose ps
 
     echo ""
     echo "✅ 更新完成！"