diff --git a/system/htmly.php b/system/htmly.php
index a4591e9..47d288a 100644
--- a/system/htmly.php
+++ b/system/htmly.php
@@ -1301,6 +1301,10 @@ get('/category/:category', function ($category) {
$page = from($_GET, 'page');
$page = $page ? (int)$page : 1;
$perpage = config('category.perpage');
+
+ if (empty($perpage)) {
+ $perpage = 10;
+ }
$posts = get_category($category, $page, $perpage);