diff --git a/templates/includes/header.php b/templates/includes/header.php
index b58d4a1920a21f75dd520d9ddb980eee772dbbb5..274639de2a9220c377b5ac9ac9b3b70585bcc210 100644
--- a/templates/includes/header.php
+++ b/templates/includes/header.php
@@ -118,9 +118,6 @@ $onLoad = '';
 if (array_key_exists('autofocus', $this->data)) {
     $onLoad .= 'SimpleSAML_focus(\'' . $this->data['autofocus'] . '\');';
 }
-if (isset($this->data['onLoad'])) {
-    $onLoad .= $this->data['onLoad'];
-}
 
 if ($onLoad !== '') {
     $onLoad = ' onload="' . $onLoad . '"';