diff --git a/rebuild.sh b/rebuild.sh
new file mode 100755
index 0000000..319b303
--- /dev/null
+++ b/rebuild.sh
@@ -0,0 +1,13 @@
+cat << EOF >/usr/local/lib/python3.6/site-packages/sphinx_rtd_theme/comments.html
+<comments>
+  <script src="https://utteranc.es/client.js"
+    repo="iswbm/PythonCodingTime"
+    issue-term="pathname"
+    theme="github-light"
+    crossorigin="anonymous"
+    async>
+  </script>
+</comments>
+EOF
+
+rm -rf build/ && sphinx-multiversion source build/html && cp -rf build/html/master/* build/html/
diff --git a/requirements.txt b/requirements.txt
index 2058b9e..2a34b8d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,22 +1,21 @@
 alabaster==0.7.12
 argh==0.26.2
-Babel==2.7.0
+Babel==2.9.1
 certifi==2019.6.16
 chardet==3.0.4
 docutils==0.14
-idna==2.8
 imagesize==1.1.0
-Jinja2==2.10.1
+Jinja2==2.11.3
 livereload==2.6.1
 MarkupSafe==1.1.1
 packaging==19.0
 pathtools==0.1.2
 port-for==0.3.1
-Pygments==2.4.2
+Pygments==2.7.4
 pyparsing==2.4.0
 pytz==2019.1
-PyYAML==5.1.1
-requests==2.22.0
+PyYAML==6.0.1
+#requests==2.32.3
 six==1.12.0
 snowballstemmer==1.9.0
 Sphinx==2.1.2
@@ -29,7 +28,7 @@ sphinxcontrib-jsmath==1.0.1
 sphinxcontrib-qthelp==1.0.2
 sphinxcontrib-serializinghtml==1.1.3
 tornado==6.0.3
-urllib3==1.25.3
+#urllib3==2.2.2
 watchdog==0.9.0
 sphinxcontrib-disqus==1.1.0
 sphinxcontrib-applehelp==1.0.1
@@ -39,3 +38,4 @@ sphinxcontrib-jsmath==1.0.1
 sphinxcontrib-qthelp==1.0.2
 sphinxcontrib-serializinghtml==1.1.3
 sphinx-sitemap==2.2.0
+sphinx-multiversion==0.2.4
diff --git a/source/_templates/versions.html b/source/_templates/versions.html
new file mode 100644
index 0000000..31a1257
--- /dev/null
+++ b/source/_templates/versions.html
@@ -0,0 +1,27 @@
+{%- if current_version %}
+<div class="rst-versions" data-toggle="rst-versions" role="note" aria-label="versions">
+  <span class="rst-current-version" data-toggle="rst-current-version">
+    <span class="fa fa-book"> Other Versions</span>
+    v: {{ current_version.name }}
+    <span class="fa fa-caret-down"></span>
+  </span>
+  <div class="rst-other-versions">
+    {%- if versions.tags %}
+    <dl>
+      <dt>Tags</dt>
+      {%- for item in versions.tags %}
+      <dd><a href="{{ item.url }}">{{ item.name }}</a></dd>
+      {%- endfor %}
+    </dl>
+    {%- endif %}
+    {%- if versions.branches %}
+    <dl>
+      <dt>Branches</dt>
+      {%- for item in versions.branches %}
+      <dd><a href="{{ item.url }}">{{ item.name }}</a></dd>
+      {%- endfor %}
+    </dl>
+    {%- endif %}
+  </div>
+</div>
+{%- endif %}
diff --git a/source/conf.py b/source/conf.py
index fdcb6f7..d15ed1c 100644
--- a/source/conf.py
+++ b/source/conf.py
@@ -28,7 +28,7 @@
 # Add any Sphinx extension module names here, as strings. They can be
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
 # ones.
-extensions = ['chinese_search','sphinx.ext.mathjax', 'sphinx_sitemap']
+extensions = ['chinese_search','sphinx.ext.mathjax', 'sphinx_sitemap', 'sphinx_multiversion']
 
 # Add any paths that contain templates here, relative to this directory.
 templates_path = ['_templates']
@@ -127,28 +127,25 @@
 sys.path.append(os.path.abspath(_exts))
 
 html_js_files = [
-    'js/readmore.js',
+#   'js/readmore.js',
     'js/baidutongji.js',
 ]
 
-# General configuration.
-with open("/home/docs/checkouts/readthedocs.org/user_builds/pythoncodingtime/envs/latest/lib/python3.7/site-packages/sphinxcontrib/disqus.py", "r") as file:
-    content = file.read()
-    content=content.replace("sphinx.application", "sphinx.errors")
-
-with open("/home/docs/checkouts/readthedocs.org/user_builds/pythoncodingtime/envs/latest/lib/python3.7/site-packages/sphinxcontrib/disqus.py", "w") as file:
-    file.write(content)
 
 author = '王炳明'
-copyright = '2020, Python编程时光'
+copyright = '2020-2024, Python编程时光'
 exclude_patterns = ['_build']
-extensions = ['sphinxcontrib.disqus']  # Add to this list.
 master_doc = 'index'
 project = 'Python编程时光'
-release = '1.0'
-version = '1.0'
 
 # Options for extensions.
-disqus_shortname = 'iswbm'  # Add this line to conf.py.
-html_baseurl = 'http://pythontime.iswbm.com'
+html_baseurl = 'https://magic.iswbm.com'
 html_extra_path = ["robots.txt"]
+
+html_sidebars = {
+    '**': [
+        'versioning.html',
+    ],
+}
+smv_latest_version = 'master'
+sitemap_url_scheme = "{link}"