diff --git a/class/class.apop.ui.php b/class/class.apop.ui.php
index ac0f1f4..7e24b3b 100644
--- a/class/class.apop.ui.php
+++ b/class/class.apop.ui.php
@@ -161,13 +161,16 @@ value="' . $sort_num . '">
 		}
 
 		private static function get_sort_post_list( $tax_id, $search_param, $tax_name ): array {
-			$args     = array(
+			$post_types        = array( 'post' );
+			$custom_post_types = array_values( get_post_types( array( 'public' => true, '_builtin' => false ) ) );
+			$args              = array(
+				'post_type'      => array_merge( $post_types, $custom_post_types ),
 				'post_status'    => array( 'publish', 'draft' ),
 				'posts_per_page' => - 1,
 				'orderby'        => 'meta_value_num',
 				'order'          => 'ASC',
 			);
-			$meta_key = '_apop_post_' . self::create_post_sort_key( $tax_name, $search_param ) . '_' . $tax_id;
+			$meta_key          = '_apop_post_' . self::create_post_sort_key( $tax_name, $search_param ) . '_' . $tax_id;
 			self::create_sort_post_list_meta_query( $args, $meta_key );
 			self::create_post_tax_query( $args, $search_param, $tax_name, $tax_id );