diff --git a/htdocs/core/modules/modTicket.class.php b/htdocs/core/modules/modTicket.class.php
index 8fa132d4843..86a657c0509 100644
--- a/htdocs/core/modules/modTicket.class.php
+++ b/htdocs/core/modules/modTicket.class.php
@@ -104,7 +104,7 @@ class modTicket extends DolibarrModules
 		// List of particular constants to add when module is enabled
 		// (key, 'chaine', value, desc, visible, 'current' or 'allentities', deleteonunactive)
 		// Example:
-		$default_signature = $langs->trans('TicketMessageMailSignatureText', $conf->global->MAIN_INFO_SOCIETE_NOM);
+		$default_signature = $langs->trans('TicketMessageMailSignatureText', getDolGlobalString('MAIN_INFO_SOCIETE_NOM'));
 		$this->const = array(
 			1 => array('TICKET_ENABLE_PUBLIC_INTERFACE', 'chaine', '0', 'Enable ticket public interface', 0),
 			2 => array('TICKET_ADDON', 'chaine', 'mod_ticket_simple', 'Ticket ref module', 0),
@@ -114,9 +114,9 @@ class modTicket extends DolibarrModules
 			6 => array('TICKET_DELAY_SINCE_LAST_RESPONSE', 'chaine', '0', 'Maximum wanted elapsed time between two answers on the same ticket (in hours). Display a warning in tickets list if not respected.', 0),
 			7 => array('TICKET_NOTIFY_AT_CLOSING', 'chaine', '0', 'Default notify contacts when closing a module', 0),
 			8 => array('TICKET_PRODUCT_CATEGORY', 'chaine', 0, 'The category of product that is being used for ticket accounting', 0),
-			9 => array('TICKET_NOTIFICATION_EMAIL_FROM', 'chaine', $conf->global->MAIN_MAIL_EMAIL_FROM, 'Sender of ticket replies sent from Dolibarr', 0),
+			9 => array('TICKET_NOTIFICATION_EMAIL_FROM', 'chaine', getDolGlobalString('MAIN_MAIL_EMAIL_FROM'), 'Email to use by default as sender for messages sent from Dolibarr', 0),
 			10 => array('TICKET_MESSAGE_MAIL_INTRO', 'chaine', $langs->trans('TicketMessageMailIntroText'), 'Introduction text of ticket replies sent from Dolibarr', 0),
-			11 => array('TICKET_MESSAGE_MAIL_SIGNATURE', 'chaine', $default_signature, 'Signature of ticket replies sent from Dolibarr', 0),
+			11 => array('TICKET_MESSAGE_MAIL_SIGNATURE', 'chaine', $default_signature, 'Signature to use by default for messages sent from Dolibarr', 0),
 			12 => array('MAIN_EMAILCOLLECTOR_MAIL_WITHOUT_HEADER', 'chaine', "1", 'Disable the rendering of headers in tickets', 0)
 		);
 
diff --git a/htdocs/public/ticket/create_ticket.php b/htdocs/public/ticket/create_ticket.php
index 51424d9277e..dff6a0b2484 100644
--- a/htdocs/public/ticket/create_ticket.php
+++ b/htdocs/public/ticket/create_ticket.php
@@ -264,11 +264,11 @@ if (empty($reshook) && $action == 'create_ticket' && GETPOST('save', 'alpha')) {
 				$infos_new_ticket .= $langs->transnoentities('TicketNewEmailBodyInfosTrackUrl').'<br><br>';
 
 				$message .= $infos_new_ticket;
-				$message .= $conf->global->TICKET_MESSAGE_MAIL_SIGNATURE ? $conf->global->TICKET_MESSAGE_MAIL_SIGNATURE : $langs->transnoentities('TicketMessageMailSignatureText');
+				$message .= getDolGlobalString('TICKET_MESSAGE_MAIL_SIGNATURE') ? getDolGlobalString('TICKET_MESSAGE_MAIL_SIGNATURE') : $langs->transnoentities('TicketMessageMailSignatureText', $mysoc->name);
 
 				$sendto = GETPOST('email', 'alpha');
 
-				$from = $conf->global->MAIN_INFO_SOCIETE_NOM.' <'.$conf->global->TICKET_NOTIFICATION_EMAIL_FROM.'>';
+				$from = $conf->global->MAIN_INFO_SOCIETE_NOM.' <'.getDolGlobalString('TICKET_NOTIFICATION_EMAIL_FROM').'>';
 				$replyto = $from;
 				$sendtocc = '';
 				$deliveryreceipt = 0;