diff --git a/feed.php b/feed.php
index 439483b..80a0d01 100644
--- a/feed.php
+++ b/feed.php
@@ -1,5 +1,5 @@
 <?php
-date_default_timezone_set(Europe/Copenhagen);
+date_default_timezone_set('Europe/Copenhagen');
 $config = require __DIR__ . "/config.php";
 function x($s){ return htmlspecialchars((string)$s, ENT_XML1 | ENT_QUOTES, "UTF-8"); }
 function nice_title($s){ return trim(ucwords(str_replace(['_','-'], ' ', $s))); }
diff --git a/index.php b/index.php
index 7b8c486..b1657bc 100644
--- a/index.php
+++ b/index.php
@@ -1,5 +1,5 @@
 <?php
-date_default_timezone_set(Europe/Copenhagen);
+date_default_timezone_set('Europe/Copenhagen');
 $config = require __DIR__ . "/config.php";
 foreach (["videos_dir", "thumbs_dir", "uploads_dir"] as $d) if (!is_dir($config[$d])) mkdir($config[$d], 0775, true);
 if (!is_dir(__DIR__ . "/cache")) mkdir(__DIR__ . "/cache", 0775, true);