diff --git a/options.html b/options.html
index b532bd435..4bfbe85cf 100644
--- a/options.html
+++ b/options.html
@@ -12297,6 +12297,11 @@ 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/services/cbatticon.nix" target="_top">
 &lt;home-manager/modules/services/cbatticon.nix&gt;
+</a></code></td></tr></table></dd><dt><span class="term"><a id="opt-services.cbatticon.batteryId"></a><a class="term" href="options.html#opt-services.cbatticon.batteryId"><code class="option">services.cbatticon.batteryId</code></a></span></dt><dd><p>ID of the battery to monitor. List with <span class="command"><strong>cbatticon -p</strong></span>.
+Defaults to the first entry in the list.</p><p><span class="emphasis"><em>Type:</em></span>
+null or string</p><p><span class="emphasis"><em>Default:</em></span>
+<code class="literal">null</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/services/cbatticon.nix" target="_top">
+&lt;home-manager/modules/services/cbatticon.nix&gt;
 </a></code></td></tr></table></dd><dt><span class="term"><a id="opt-services.cbatticon.commandCriticalLevel"></a><a class="term" href="options.html#opt-services.cbatticon.commandCriticalLevel"><code class="option">services.cbatticon.commandCriticalLevel</code></a></span></dt><dd><p>Command to execute when the critical battery level is reached.</p><p><span class="emphasis"><em>Type:</em></span>
 null or strings concatenated with “\n”</p><p><span class="emphasis"><em>Default:</em></span>
 <code class="literal">null</code></p><p><span class="emphasis"><em>Example:</em></span></p><pre class="programlisting">''