diff --git a/htdocs/livraison/card.php b/htdocs/livraison/card.php
index 2e1c9cb47c1..13a6196d3a3 100644
--- a/htdocs/livraison/card.php
+++ b/htdocs/livraison/card.php
@@ -570,7 +570,7 @@ else
 			}
 
 			// Other attributes
-			if ($action = 'create_delivery') {
+			if ($action == 'create_delivery') {
 				// copy from expedition
 				$expeditionExtrafields = new Extrafields($db);
 				$expeditionExtrafieldLabels = $expeditionExtrafields->fetch_name_optionals_label($expedition->table_element);
@@ -675,7 +675,7 @@ else
 						$mode = ($object->statut == 0) ? 'edit' : 'view';
 						$line = new LivraisonLigne($db);
 						$line->fetch_optionals($object->lines[$i]->id);
-						if ($action = 'create_delivery') {
+						if ($action == 'create_delivery') {
 							$srcLine = new ExpeditionLigne($db);
 							$expeditionLineExtrafields = new Extrafields($db);
 							$expeditionLineExtrafieldLabels = $expeditionLineExtrafields->fetch_name_optionals_label($srcLine->table_element);