diff --git a/htdocs/comm/remx.php b/htdocs/comm/remx.php
index 49e50274978..c60be020eb9 100644
--- a/htdocs/comm/remx.php
+++ b/htdocs/comm/remx.php
@@ -416,9 +416,9 @@ if ($socid > 0) {
 	 */
 
 	if ($isCustomer && !$isSupplier) {
-		$newcardbutton = dolGetButtonTitle($langs->trans("NewGlobalDiscount"), '', 'fa fa-plus-circle', $_SERVER['PHP_SELF'].'?action=create_remise&id='.$id.'&discount_type=0&backtopage='.$_SERVER["PHP_SELF"].'?id='.$id.'&token='.newToken());
+		$newcardbutton = dolGetButtonTitle($langs->trans("NewGlobalDiscount"), '', 'fa fa-plus-circle', $_SERVER['PHP_SELF'].'?action=create_remise&id='.$id.'&discount_type=0&backtopage='.urlencode($_SERVER["PHP_SELF"].'?id='.$id).'&token='.newToken());
 	} elseif (!$isCustomer && $isSupplier) {
-		$newcardbutton = dolGetButtonTitle($langs->trans("NewGlobalDiscount"), '', 'fa fa-plus-circle', $_SERVER['PHP_SELF'].'?action=create_remise&id='.$id.'&discount_type=1&backtopage='.$_SERVER["PHP_SELF"].'?id='.$id.'&token='.newToken());
+		$newcardbutton = dolGetButtonTitle($langs->trans("NewGlobalDiscount"), '', 'fa fa-plus-circle', $_SERVER['PHP_SELF'].'?action=create_remise&id='.$id.'&discount_type=1&backtopage='.urlencode($_SERVER["PHP_SELF"].'?id='.$id).'&token='.newToken());
 	} else {
 		$newcardbutton = '';
 	}
@@ -426,7 +426,7 @@ if ($socid > 0) {
 	print load_fiche_titre($langs->trans("DiscountStillRemaining"), $newcardbutton);
 
 	if ($isCustomer) {
-		$newcardbutton = dolGetButtonTitle($langs->trans("NewClientGlobalDiscount"), '', 'fa fa-plus-circle', $_SERVER['PHP_SELF'].'?action=create_remise&id='.$id.'&discount_type=0&backtopage='.$_SERVER["PHP_SELF"].'?id='.$id.'&token='.newToken());
+		$newcardbutton = dolGetButtonTitle($langs->trans("NewClientGlobalDiscount"), '', 'fa fa-plus-circle', $_SERVER['PHP_SELF'].'?action=create_remise&id='.$id.'&discount_type=0&backtopage='.urlencode($_SERVER["PHP_SELF"].'?id='.$id).'&token='.newToken());
 		if ($isSupplier) {
 			print '<div class="fichecenter">';
 			print '<div class="fichehalfleft fichehalfleft-lg">';