diff --git a/mahjong.php b/mahjong.php
index 5ca373c..8bde9c9 100644
--- a/mahjong.php
+++ b/mahjong.php
@@ -34,7 +34,7 @@ function mahjong_content(&$a) {
         </div>
 </app-root>
 EOT;
-		$o .= '<div id="mahcredits">' . DI::l10n()->t('Game credits: <a href="%s" target="_new">mah - Mahjong Solitaire Game</a> by ffalt (MIT license).') . '</div>';
+		$o .= '<div id="mahcredits">' . DI::l10n()->t('Game credits: <a href="%s" target="_new">mah - Mahjong Solitaire Game</a> by ffalt (MIT license).', 'https://github.com/ffalt/mah') . '</div>';
         DI::page()['htmlhead'] .= '<script src="'.$basepath.'/runtime.js" type="module"></script>';
         DI::page()['htmlhead'] .= '<script src="'.$basepath.'/polyfills.js" type="module"></script>';
         DI::page()['htmlhead'] .= '<script src="'.$basepath.'/main.js" type="module"></script>';