diff --git a/Dockerfile b/Dockerfile
index b20cb4b..ff01f0b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,11 +4,10 @@ FROM ubuntu:22.04
 MAINTAINER "SHUD"
 
 WORKDIR /model
+
 ENV DEBIAN_FRONTEND=noninteractive
-
 ENV VERSION_CODENAME=jammy
 
-
 RUN rm /etc/apt/sources.list \
  && echo "deb [trusted=yes] https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ ${VERSION_CODENAME} main restricted universe multiverse" >> /etc/apt/sources.list \
  && echo "deb [trusted=yes] https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ ${VERSION_CODENAME}-updates main restricted universe multiverse" >> /etc/apt/sources.list \
@@ -23,14 +22,18 @@ RUN apt-get update \
     ca-certificates \
     dejagnu \
     sudo libtool \
-    vim git subversion gfortran cmake \
+    vim git git-lfs subversion gfortran cmake \
     libxml2-utils libxml-libxml-perl \
-    python \
+    python3 python3-dev python3-venv python3-pip \
     make m4 \
     libcurl4-openssl-dev liblapack-dev libblas-dev mpich libmpich-dev \
     gnupg wget curl \
  && apt-get clean
 
+RUN python3 -m venv /venv
+
+ENV PATH="/venv/bin:${PATH}"
+
 ADD pkgs/*.gz /usr/local/src/
 
 ARG ZDIR=/usr/local/zlib
@@ -98,10 +101,9 @@ RUN echo ${NCDIR}/lib > /etc/ld.so.conf.d/netcdf.conf \
 ENV USER=clm
 RUN useradd -m -G adm,sudo -s /bin/bash $USER \
  && echo "root:root" | chpasswd \
- && echo "clm:clm" | chpasswd \
- && apt-get remove wget -y
+ && echo "clm:clm" | chpasswd
 
-RUN git clone -b release-clm5.0 https://github.com/ESCOMP/ctsm \
+RUN git clone -b release-clm5.0 https://github.com/ESCOMP/CTSM.git ctsm \
  && cd ctsm && ./manage_externals/checkout_externals \
  && chown -R clm:clm /model/ctsm \
  && cd ..
@@ -116,7 +118,7 @@ COPY run_CLM50_example01.sh /home/${USER}/cesm/
 
 WORKDIR /home/${USER}/cesm
 
-RUN chown -R clm:clm /home /home/${USER} /home/${USER}/.cime /inputdata
+RUN chown -R clm:clm /home /home/${USER} /home/${USER}/.cime
  # && chmod 755 -R /inputdata /home/${USER}/.cime /home/${USER} \
 
 USER ${USER}
diff --git a/README.md b/README.md
index 4afaff9..7cdb236 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,8 @@
 ### Usage
 
 ```bash
-docker run -it --rm -v /data/cesm/inputdata:/inputdata -v /data/cesm/scratch:/home/clm/cesm -e USERID=$UID . bash
+docker build -t clm5 .
+docker run -it --rm -v /data/ctsm/inputdata:/inputdata -v /data/ctsm/scratch:/home/clm/cesm -e USERID=$UID clm5 bash
 ```
 
 * Document of CLM5.0: