diff --git a/search.php b/search.php
index 1fe5abd..d64278f 100644
--- a/search.php
+++ b/search.php
@@ -77,7 +77,7 @@
     $next_search['selectlength'] = $selectlength;
 
     $start = Request::getInt('start', 0);
-    $forum = Request::getInt('forum', null);
+    $forum = Request::getVar('forum', null);
     if (empty($forum) || 'all' === $forum || (is_array($forum) && in_array('all', $forum, true))) {
         $forum = [];
     } elseif (!is_array($forum)) {