diff --git a/functions.php b/functions.php
index 5aceb6d..914653f 100644
--- a/functions.php
+++ b/functions.php
@@ -208,11 +208,10 @@ function stream_player_shortcode($params = []) {
     wp_enqueue_style('video.js', 'https://unpkg.com/video.js/dist/video-js.css');
     wp_enqueue_script('video.js', 'https://unpkg.com/video.js/dist/video.min.js');
 
-    $params = [
+    $params = array_merge([
         'host' => 'stream.openfest.org',
         'track' => 'hall-a',
-        ...$params,
-    ];
+    ], $params);
 
     $urlPrefix = 'https://' . $params['host'] . '/';