diff --git a/Dockerfile b/Dockerfile
index bb83ae686..f88dbe4b5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,6 @@
-FROM registry.fit2cloud.com/public/python:v3 as stage-build
-MAINTAINER Jumpserver Team <ibuler@qq.com>
+# 编译代码
+FROM python:3.8.6-slim as stage-build
+MAINTAINER JumpServer Team <ibuler@qq.com>
 ARG VERSION
 ENV VERSION=$VERSION
 
@@ -8,29 +9,30 @@ ADD . .
 RUN cd utils && bash -ixeu build.sh
 
 
-FROM registry.fit2cloud.com/public/python:v3
+# 构建运行时环境
+FROM python:3.8.6-slim
 ARG PIP_MIRROR=https://pypi.douban.com/simple
 ENV PIP_MIRROR=$PIP_MIRROR
 ARG PIP_JMS_MIRROR=https://pypi.douban.com/simple
 ENV PIP_JMS_MIRROR=$PIP_JMS_MIRROR
-ARG MYSQL_MIRROR=https://mirrors.tuna.tsinghua.edu.cn/mysql/yum/mysql57-community-el6/
-ENV MYSQL_MIRROR=$MYSQL_MIRROR
 
 WORKDIR /opt/jumpserver
 
-COPY ./requirements ./requirements
-RUN useradd jumpserver
-RUN wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-6.repo
-RUN yum -y install epel-release && \
-      echo -e "[mysql]\nname=mysql\nbaseurl=${MYSQL_MIRROR}\ngpgcheck=0\nenabled=1" > /etc/yum.repos.d/mysql.repo
-RUN yum -y install $(cat requirements/rpm_requirements.txt)
-RUN pip install --upgrade pip==20.2.4 setuptools==49.6.0 wheel==0.34.2 -i ${PIP_MIRROR} && \
-    pip config set global.index-url ${PIP_MIRROR}
-RUN pip install --no-cache-dir $(grep 'jms' requirements/requirements.txt) -i ${PIP_JMS_MIRROR}
-RUN pip install --no-cache-dir -r requirements/requirements.txt
+COPY ./requirements/deb_buster_requirements.txt ./requirements/deb_buster_requirements.txt
+RUN sed -i 's/deb.debian.org/mirrors.aliyun.com/g' /etc/apt/sources.list \
+    && sed -i 's/security.debian.org/mirrors.aliyun.com/g' /etc/apt/sources.list \
+    && apt update
+RUN grep -v '^#' ./requirements/deb_buster_requirements.txt | xargs apt -y install
+
+COPY ./requirements/requirements.txt ./requirements/requirements.txt
+RUN pip install --upgrade pip==20.2.4 setuptools==49.6.0 wheel==0.34.2 -i ${PIP_MIRROR} \
+    && pip config set global.index-url ${PIP_MIRROR} \
+    && pip install --no-cache-dir $(grep 'jms' requirements/requirements.txt) -i ${PIP_JMS_MIRROR} \
+    && pip install --no-cache-dir -r requirements/requirements.txt
 
 COPY --from=stage-build /opt/jumpserver/release/jumpserver /opt/jumpserver
-RUN mkdir -p /root/.ssh/ && echo -e "Host *\n\tStrictHostKeyChecking no\n\tUserKnownHostsFile /dev/null" > /root/.ssh/config
+RUN mkdir -p /root/.ssh/ \
+    && echo -e "Host *\n\tStrictHostKeyChecking no\n\tUserKnownHostsFile /dev/null" > /root/.ssh/config
 
 RUN echo > config.yml
 VOLUME /opt/jumpserver/data
diff --git a/apps/common/utils/common.py b/apps/common/utils/common.py
index 382cd2412..25b2e771b 100644
--- a/apps/common/utils/common.py
+++ b/apps/common/utils/common.py
@@ -41,7 +41,7 @@ def timesince(dt, since='', default="just now"):
     3 days, 5 hours.
     """
 
-    if since is '':
+    if not since:
         since = datetime.datetime.utcnow()
 
     if since is None:
diff --git a/requirements/deb_buster_requirements.txt b/requirements/deb_buster_requirements.txt
new file mode 100644
index 000000000..5d873b060
--- /dev/null
+++ b/requirements/deb_buster_requirements.txt
@@ -0,0 +1,33 @@
+# common
+gcc
+cmake
+
+# mysql-client
+default-libmysqlclient-dev
+
+# Pillow
+# libffi-dev
+# libfreetype6-dev
+# libfribidi-dev
+# libharfbuzz-dev
+# libjpeg-turbo-progs
+# libjpeg62-turbo-dev
+# liblcms2-dev
+# libopenjp2-7-dev
+# libtiff5-dev
+# libwebp-dev
+# python3-tk
+# zlib1g-dev
+
+
+# ldap
+openssl
+libssl-dev
+libldap2-dev
+libsasl2-dev
+libkrb5-dev
+sqlite
+
+# ansible
+sshpass
+
diff --git a/requirements/requirements.txt b/requirements/requirements.txt
index 29872d16a..391481090 100644
--- a/requirements/requirements.txt
+++ b/requirements/requirements.txt
@@ -58,7 +58,7 @@ pycryptodomex==3.9.9
 pyotp==2.2.6
 PyNaCl==1.2.1
 python-dateutil==2.6.1
-python-gssapi==0.6.4
+#python-gssapi==0.6.4
 pytz==2018.3
 PyYAML==5.1
 redis==3.5.3
diff --git a/requirements/rpm_requirements.txt b/requirements/rpm_requirements.txt
index b6a192d1a..0501d2860 100644
--- a/requirements/rpm_requirements.txt
+++ b/requirements/rpm_requirements.txt
@@ -1 +1 @@
-gcc krb5-devel libtiff-devel libjpeg-devel libzip-devel freetype-devel lcms2-devel libwebp-devel tcl-devel tk-devel sshpass openldap-devel mariadb-devel mysql-community-devel mysql libffi-devel openssh-clients telnet openldap-clients
+gcc make krb5-devel libtiff-devel libjpeg-devel libzip-devel freetype-devel lcms2-devel libwebp-devel tcl-devel tk-devel sshpass openldap-devel mariadb-devel mysql-community-devel mysql libffi-devel openssh-clients telnet openldap-clients