diff --git a/cookienotice/cookienotice.php b/cookienotice/cookienotice.php
index d6e71cf0..9eb77597 100644
--- a/cookienotice/cookienotice.php
+++ b/cookienotice/cookienotice.php
@@ -98,7 +98,7 @@ function cookienotice_page_content_top(App $a, string &$b)
  *
  * @return void
  */
-function cookienotice_page_end(App $a, array &$b)
+function cookienotice_page_end(App $a, string &$b)
 {
 	$text = (string)DI::config()->get('cookienotice', 'text', DI::l10n()->t('This website uses cookies to recognize revisiting and logged in users. You accept the usage of these cookies by continue browsing this website.'));
 	$oktext = (string)DI::config()->get('cookienotice', 'oktext', DI::l10n()->t('OK'));