diff --git a/src/layouts/payment-method/promo-modal-question/promo-modal-question.vue b/src/layouts/payment-method/promo-modal-question/promo-modal-question.vue
index 8cc561b03..04d2162da 100644
--- a/src/layouts/payment-method/promo-modal-question/promo-modal-question.vue
+++ b/src/layouts/payment-method/promo-modal-question/promo-modal-question.vue
@@ -150,9 +150,9 @@ export default {
             if (additionalInfo?.length > 1) {
                 if (additionalInfo?.length > 2) conflictingCodes += ",";
                 for (let i = 1; i < additionalInfo?.length - 1; i++) {
-                    conflictingCodes += ` "${additionalInfo[i]}",`;
+                    conflictingCodes += ` "${additionalInfo[i]},`;
                 }
-                conflictingCodes += ` and "${additionalInfo?.slice(-1)[0]}"`;
+                conflictingCodes += `" and "${additionalInfo?.slice(-1)[0]}`;
             }
             return conflictingCodes;
         },