diff --git a/Dockerfile b/Dockerfile
index faa5105..8bfd42f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,7 @@ FROM codercom/code-server
 
 EXPOSE 8080
 EXPOSE 22
-USER coder
+
 USER root
 WORKDIR /home/coder
 
@@ -64,8 +64,6 @@ RUN echo "安装 python 环境" && \
     export http_proxy=${PROXY} && \
     export https_proxy=${PROXY} && \
     apt-get update && \
-    # apt install -y software-properties-common && \
-    # add-apt-repository -y ppa:deadsnakes/ppa && \
     apt-get install -y python3
     # python3.8-dev python3.8-venv python3-pip python3-wheel