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 cde033066..3f7e4368a 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
@@ -26,7 +26,14 @@
                 class="my-4 alert"
                 cmsWidgetName="AlertInvalidPromoWidget"
                 alertClass="alert-danger"
-                v-bind:isDismissible="true" />
+                v-bind:isDismissible="false" />
+            <alert
+                ref="AlertSimilarPromo"
+                v-if="displaySimilarPromoAlert"
+                class="my-4 alert"
+                cmsWidgetName="AlertSimilarPromoWidget"
+                alertClass="alert-danger"
+                v-bind:isDismissible="false" />
             <alert
                 ref="alertInvalidPromoOnOrder"
                 v-if="displayInvalidOnOrderPromoAlert"
@@ -34,7 +41,7 @@
                 class="my-4 alert"
                 cmsWidgetName="AlertInvalidPromoOnOrderWidget"
                 alertClass="alert-danger"
-                v-bind:isDismissible="true" />
+                v-bind:isDismissible="false" />
             <div v-for="(promoCode, i) in this.getPromoCodeList()" :key="i">
                 <span class="applied-promo">Promo code "{{ promoCode }}" applied </span>
                 <textLink
@@ -72,6 +79,7 @@ export default {
             promoCode: "",
             promoTextInputId: "",
             displayInvalidPromoAlert: false,
+            displaySimilarPromoAlert: false,
             displayInvalidOnOrderPromoAlert: false,
             lineItems: deepClone(this.modelValue),
         };
@@ -171,6 +179,7 @@ export default {
                 isValid: !("errorCode" in promoValidationResponse),
                 promoCode: promoValidationResponse?.orderPromos,
                 errorCode: promoValidationResponse?.errorCode,
+                additionalInfo: promoValidationResponse?.additionalInfo,
             };
         },
         removeItem(promo) {
@@ -181,6 +190,17 @@ export default {
                     getPromoCodeWithoutBundleIdentifier(lineItemsToKeep.promoCode) != promo
             );
         },
+        getErrorMessage(error, additionalInfo) {
+            switch (error) {
+                case promoErrorCodes.PROMO_STACKING_NOT_ALLOWED:
+                case promoErrorCodes.SIMILAR_PROMO_ALREADY_ON_ORDER:
+                    if (additionalInfo[0] === this.promoCode.toUpperCase())
+                        return (this.displaySimilarPromoAlert = true);
+                    return (this.displayInvalidOnOrderPromoAlert = true);
+                default:
+                    return (this.displayInvalidPromoAlert = true);
+            }
+        },
         async addPromoCode() {
             if (this.promoCode) {
                 this.resetAlerts();
@@ -227,11 +247,7 @@ export default {
                     this.lineItems.vaps?.push(...getVaps);
                     this.closeModal();
                 } else {
-                    if (promoCodeData.errorCode == promoErrorCodes.PROMO_STACKING_NOT_ALLOWED) {
-                        this.displayInvalidOnOrderPromoAlert = true;
-                    } else {
-                        this.displayInvalidPromoAlert = true;
-                    }
+                    this.getErrorMessage(promoCodeData.errorCode, promoCodeData.additionalInfo);
                     this.focusOnPromoInput();
                     this.resetModalButtonStyle();
                 }
@@ -242,6 +258,7 @@ export default {
         promoCode() {
             this.displayInvalidPromoAlert = false;
             this.displayInvalidOnOrderPromoAlert = false;
+            this.displaySimilarPromoAlert = false;
         },
         modelValue: {
             handler(newValue) {