diff --git a/documentation/themes/beastie/layouts/partials/global-search.html b/documentation/themes/beastie/layouts/partials/global-search.html
--- a/documentation/themes/beastie/layouts/partials/global-search.html
+++ b/documentation/themes/beastie/layouts/partials/global-search.html
@@ -6,7 +6,7 @@
     </a>
   </div>
   <p>{{ i18n "freebsd-documentation-main-desc" }}</p>
-  <form class="search" method="get" id="search-form" action="https://duckduckgo.com/" onsubmit="document.getElementById('global-search-input').value+=' site:FreeBSD.org'" name="search-form">
+  <form class="search" method="get" id="search-form" action="https://duckduckgo.com/" onsubmit="document.getElementById('global-search-input').value+=' site:docs.FreeBSD.org OR site:man.FreeBSD.org OR site:wiki.FreeBSD.org'" name="search-form">
     <input type="hidden" name="ka" value="v">
     <input type="hidden" name="kt" value="v">
     <input type="hidden" name="kh" value="1">