diff --git a/Dockerfile b/Dockerfile
index 0ea877b..a3b65cf 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -16,14 +16,14 @@ ENV DJANGO_WEB_PORT=8000
 COPY pip.conf /root/.pip/pip.conf
 
 # 创建 myproject 文件夹
-RUN mkdir -p /var/www/html/ptools
+RUN mkdir -p /var/www/html/
 
 # 将 myproject 文件夹为工作目录
-WORKDIR /var/www/html/ptools
+WORKDIR /var/www/html/
 
 # 将当前目录加入到工作目录中（. 表示当前目录）
 #ADD . /var/www/html/ptools
-
+ADD ./start.sh /var/www/html/
 # 更新pip版本
 RUN /usr/local/bin/python -m pip install --upgrade pip
 
@@ -35,7 +35,6 @@ RUN /usr/local/bin/python -m pip install --upgrade pip
 
 # 给start.sh可执行权限
 RUN chmod +x ./start.sh
-RUN chmod +x ./update.sh
 
 # 安装redis
 RUN sed -i 's/deb.debian.org/mirrors.ustc.edu.cn/g' /etc/apt/sources.list
@@ -45,6 +44,7 @@ RUN sed -i 's/deb.debian.org/mirrors.ustc.edu.cn/g' /etc/apt/sources.list
 #RUN yes|apt install redis-server
 
 VOLUME ["/var/www/html/ptools/db"]
+VOLUME ["/var/www/html/ptools"]
 
 EXPOSE  8000
 #ENTRYPOINT ["redis-server","/etc/redis/redis.conf"]
diff --git a/start.sh b/start.sh
index 3177701..2940bdd 100644
--- a/start.sh
+++ b/start.sh
@@ -1,6 +1,5 @@
 #!/bin/bash
 
-pip install -r requirements.txt
 
 CONTAINER_ALREADY_STARTED="CONTAINER_ALREADY_STARTED_PLACEHOLDER"
 if [ ! -e $CONTAINER_ALREADY_STARTED ]; then
@@ -12,6 +11,7 @@ if [ ! -e $CONTAINER_ALREADY_STARTED ]; then
     cd ptools &&
     # 设置拉取最新文件并覆盖
     git config pull.ff only &&
+    pip install -r requirements.txt &&
     python manage.py makemigrations &&
     python manage.py migrate &&
     python manage.py loaddata pt.json
@@ -23,6 +23,8 @@ if [ ! -e $CONTAINER_ALREADY_STARTED ]; then
     python manage.py createsuperuser --noinput
 else
   echo "-- Not first container startup --"
+  cd ptools &&
+  pip install -r requirements.txt
   if [ ! -f ./db/db.sqlite3 ]; then
     echo "-- 初始化数据库 init database --"
     # 如果数据库存在，就不执行
diff --git a/update.sh b/update.sh
index 45a04a1..b58a57b 100755
--- a/update.sh
+++ b/update.sh
@@ -1,3 +1,4 @@
 git pull &&
+  mv -f ./start.sh ../start.sh &&
   python manage.py makemigrations &&
-  python manage.py migrate
\ No newline at end of file
+  python manage.py migrate