diff --git a/paddle/scripts/docker/Dockerfile b/paddle/scripts/docker/Dockerfile
index fa4aee4f8a92299f3f107ffff9ab6336b6012c0f..6435923c890e9a2b08920d7d23d6c5593043a1b9 100644
--- a/paddle/scripts/docker/Dockerfile
+++ b/paddle/scripts/docker/Dockerfile
@@ -34,8 +34,6 @@ RUN apt-get update && \
 
 # git credential to skip password typing
 RUN git config --global credential.helper store
-# fetch PaddlePaddle book
-RUN git submodule update --init --recursive
 
 # Fix locales to en_US.UTF-8
 RUN localedef -i en_US -f UTF-8 en_US.UTF-8
@@ -52,7 +50,9 @@ RUN curl -sSL https://cmake.org/files/v3.4/cmake-3.4.1.tar.gz | tar -xz && \
     cd .. && rm -rf cmake-3.4.1
 
 COPY . /paddle/
+RUN cd /paddle/ && git submodule update --init --recursive
 RUN /paddle/paddle/scripts/docker/build.sh
+
 VOLUME ["/usr/share/nginx/html/data", "/usr/share/nginx/html/paddle"]
 
 # Configure OpenSSH server. c.f. https://docs.docker.com/engine/examples/running_ssh_service
diff --git a/paddle/scripts/docker/Dockerfile.gpu b/paddle/scripts/docker/Dockerfile.gpu
index 07b32dda754ae160261b47f9e38d5386fa94f090..06e53a0ef3e274ca4acf0e6a932e5c6998489a2e 100644
--- a/paddle/scripts/docker/Dockerfile.gpu
+++ b/paddle/scripts/docker/Dockerfile.gpu
@@ -34,8 +34,6 @@ RUN apt-get update && \
 
 # git credential to skip password typing
 RUN git config --global credential.helper store
-# fetch PaddlePaddle book
-RUN git submodule update --init --recursive
 
 # Fix locales to en_US.UTF-8
 RUN localedef -i en_US -f UTF-8 en_US.UTF-8
@@ -52,7 +50,9 @@ RUN curl -sSL https://cmake.org/files/v3.4/cmake-3.4.1.tar.gz | tar -xz && \
     cd .. && rm -rf cmake-3.4.1
 
 COPY . /paddle/
+RUN cd /paddle/ && git submodule update --init --recursive
 RUN /paddle/paddle/scripts/docker/build.sh
+
 VOLUME ["/usr/share/nginx/html/data", "/usr/share/nginx/html/paddle"]
 
 # Configure OpenSSH server. c.f. https://docs.docker.com/engine/examples/running_ssh_service
diff --git a/paddle/scripts/docker/entrypoint b/paddle/scripts/docker/entrypoint
index cd119917f91ac2e837ccecd92d41eca60772caba..bc194bd909aa308fd5fe920c9319f62a0ec2dac7 100755
--- a/paddle/scripts/docker/entrypoint
+++ b/paddle/scripts/docker/entrypoint
@@ -1,8 +1,4 @@
 #!/bin/bash
-LOG=/var/log/all
 
-touch $LOG
-
-/usr/sbin/sshd -D >> $LOG &
-jupyter notebook --ip=0.0.0.0 /paddle/book/ >> $LOG &
-tail -f $LOG
+/usr/sbin/sshd -D &
+jupyter notebook --ip=0.0.0.0 /paddle/book/