diff --git a/docs/reference/rules.njk b/docs/reference/rules.njk
index eb4efac54..b2e3694e6 100644
--- a/docs/reference/rules.njk
+++ b/docs/reference/rules.njk
@@ -42,7 +42,7 @@ Don't find a rule you are looking for? You can develop a [custom rule](https://d
           <label for="lang-php" class="toggle-label">PHP</label>
         </li>
           <li>
-          <input type="checkbox" name="lang-php" id="lang-go" class='filter-toggle' value="go_">
+          <input type="checkbox" name="lang-go" id="lang-go" class='filter-toggle' value="go_">
           <label for="lang-go" class="toggle-label">Go</label>
         </li>
         <li>