diff --git a/htdocs/core/modules/member/modules_cards.php b/htdocs/core/modules/member/modules_cards.php
index 0e041a17559..937e8a06870 100644
--- a/htdocs/core/modules/member/modules_cards.php
+++ b/htdocs/core/modules/member/modules_cards.php
@@ -48,7 +48,7 @@ class ModelePDFCards
 	 *	@param	integer	$maxfilenamelength	Max length of value to show
 	 *	@return	array						List of templates
 	 */
-	public function liste_modeles($db, $maxfilenamelength = 0)
+	public static function liste_modeles($db, $maxfilenamelength = 0)
 	{
 		// phpcs:enable
 		global $conf;