diff --git a/options.html b/options.html
index 2cd51fbbc..b496b0f20 100644
--- a/options.html
+++ b/options.html
@@ -5935,6 +5935,18 @@ default profile.</p><p><span class="emphasis"><em>Type:</em></span> boolean</p><
 }
 </pre><p><span class="emphasis"><em>Declared by:</em></span></p><table border="0" summary="Simple list" class="simplelist"><tr><td><code class="filename"><a class="filename" href="https://github.com/nix-community/home-manager/blob/master/modules/programs/thunderbird.nix#blob-path" target="_top">
                     &lt;home-manager/modules/programs/thunderbird.nix&gt;
+                </a></code></td></tr></table></dd><dt><span class="term"><a id="opt-programs.thunderbird.profiles._name_.userChrome"></a><a class="term" href="options.html#opt-programs.thunderbird.profiles._name_.userChrome"><code class="option">programs.thunderbird.profiles.&lt;name&gt;.userChrome</code></a></span></dt><dd><p>Custom Thunderbird user chrome CSS.</p><p><span class="emphasis"><em>Type:</em></span> strings concatenated with "\n"</p><p><span class="emphasis"><em>Default:</em></span> <code class="literal">""</code></p><p><span class="emphasis"><em>Example:</em></span> </p><pre class="programlisting">''
+  /* Hide tab bar in Thunderbird */
+  #tabs-toolbar {
+    visibility: collapse !important;
+  }
+''</pre><p><span class="emphasis"><em>Declared by:</em></span></p><table border="0" summary="Simple list" class="simplelist"><tr><td><code class="filename"><a class="filename" href="https://github.com/nix-community/home-manager/blob/master/modules/programs/thunderbird.nix#blob-path" target="_top">
+                    &lt;home-manager/modules/programs/thunderbird.nix&gt;
+                </a></code></td></tr></table></dd><dt><span class="term"><a id="opt-programs.thunderbird.profiles._name_.userContent"></a><a class="term" href="options.html#opt-programs.thunderbird.profiles._name_.userContent"><code class="option">programs.thunderbird.profiles.&lt;name&gt;.userContent</code></a></span></dt><dd><p>Custom Thunderbird user content CSS.</p><p><span class="emphasis"><em>Type:</em></span> strings concatenated with "\n"</p><p><span class="emphasis"><em>Default:</em></span> <code class="literal">""</code></p><p><span class="emphasis"><em>Example:</em></span> </p><pre class="programlisting">''
+  /* Hide scrollbar on Thunderbird pages */
+  *{scrollbar-width:none !important}
+''</pre><p><span class="emphasis"><em>Declared by:</em></span></p><table border="0" summary="Simple list" class="simplelist"><tr><td><code class="filename"><a class="filename" href="https://github.com/nix-community/home-manager/blob/master/modules/programs/thunderbird.nix#blob-path" target="_top">
+                    &lt;home-manager/modules/programs/thunderbird.nix&gt;
                 </a></code></td></tr></table></dd><dt><span class="term"><a id="opt-programs.thunderbird.profiles._name_.withExternalGnupg"></a><a class="term" href="options.html#opt-programs.thunderbird.profiles._name_.withExternalGnupg"><code class="option">programs.thunderbird.profiles.&lt;name&gt;.withExternalGnupg</code></a></span></dt><dd><p>Allow using external GPG keys with GPGME.</p><p><span class="emphasis"><em>Type:</em></span> boolean</p><p><span class="emphasis"><em>Default:</em></span> <code class="literal">false</code></p><p><span class="emphasis"><em>Example:</em></span> <code class="literal">true</code></p><p><span class="emphasis"><em>Declared by:</em></span></p><table border="0" summary="Simple list" class="simplelist"><tr><td><code class="filename"><a class="filename" href="https://github.com/nix-community/home-manager/blob/master/modules/programs/thunderbird.nix#blob-path" target="_top">
                     &lt;home-manager/modules/programs/thunderbird.nix&gt;
                 </a></code></td></tr></table></dd><dt><span class="term"><a id="opt-programs.thunderbird.settings"></a><a class="term" href="options.html#opt-programs.thunderbird.settings"><code class="option">programs.thunderbird.settings</code></a></span></dt><dd><p>Attribute set of Thunderbird preferences to be added to