diff --git a/htdocs/core/class/html.formticket.class.php b/htdocs/core/class/html.formticket.class.php
index f2a185e534d..3dc618c36ab 100644
--- a/htdocs/core/class/html.formticket.class.php
+++ b/htdocs/core/class/html.formticket.class.php
@@ -175,7 +175,7 @@ class FormTicket
 			print dol_get_fiche_head(null, 'card', '', 0, '');
 		}
 
-		print '<form method="POST" '.($withdolfichehead ? '' : 'style="margin-bottom: 30px;" ').'name="ticket" id="form_create_ticket" enctype="multipart/form-data" action="'.(!empty($this->param["returnurl"]) ? $this->param["returnurl"] : "").'">';
+		print '<form method="POST" '.($withdolfichehead ? '' : 'style="margin-bottom: 30px;" ').'name="ticket" id="form_create_ticket" enctype="multipart/form-data" action="'.(!empty($this->param["returnurl"]) ? $this->param["returnurl"] : $_SERVER['PHP_SELF']).'">';
 		print '<input type="hidden" name="token" value="'.newToken().'">';
 		print '<input type="hidden" name="action" value="'.$this->action.'">';
 		foreach ($this->param as $key => $value) {