diff --git a/frontend/spa/src/stores/CartStore.js b/frontend/spa/src/stores/CartStore.js
index bb33e80..67d8e93 100644
--- a/frontend/spa/src/stores/CartStore.js
+++ b/frontend/spa/src/stores/CartStore.js
@@ -16,6 +16,8 @@ export const useCartStore = defineStore('cart', {
         success: '',
         coupon: '',
         voucher: '',
+        error_coupon: '',
+        error_voucher: '',
     }),
 
     getters: {
@@ -128,10 +130,11 @@ export const useCartStore = defineStore('cart', {
             try {
                 this.isLoading = true;
                 this.error_warning = '';
+                this.error_coupon = '';
                 const response = await setCoupon(this.coupon);
 
                 if (response.error) {
-                    this.error_warning = response.error;
+                    this.error_coupon = response.error;
                 } else {
                     await this.getProducts();
                 }
@@ -147,10 +150,11 @@ export const useCartStore = defineStore('cart', {
             try {
                 this.isLoading = true;
                 this.error_warning = '';
+                this.error_voucher = '';
                 const response = await setVoucher(this.voucher);
 
                 if (response.error) {
-                    this.error_warning = response.error;
+                    this.error_voucher = response.error;
                 } else {
                     await this.getProducts();
                 }
diff --git a/frontend/spa/src/views/Cart.vue b/frontend/spa/src/views/Cart.vue
index 8935472..3f8828f 100644
--- a/frontend/spa/src/views/Cart.vue
+++ b/frontend/spa/src/views/Cart.vue
@@ -14,6 +14,20 @@
       <span>{{ cart.error_warning }}</span>
     </div>
 
+    <div v-if="cart.error_coupon" role="alert" class="alert alert-error">
+      <svg xmlns="http://www.w3.org/2000/svg" class="h-6 w-6 shrink-0 stroke-current" fill="none" viewBox="0 0 24 24">
+        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10 14l2-2m0 0l2-2m-2 2l-2-2m2 2l2 2m7-2a9 9 0 11-18 0 9 9 0 0118 0z" />
+      </svg>
+      <span>{{ cart.error_coupon }}</span>
+    </div>
+
+    <div v-if="cart.error_voucher" role="alert" class="alert alert-error">
+      <svg xmlns="http://www.w3.org/2000/svg" class="h-6 w-6 shrink-0 stroke-current" fill="none" viewBox="0 0 24 24">
+        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10 14l2-2m0 0l2-2m-2 2l-2-2m2 2l2 2m7-2a9 9 0 11-18 0 9 9 0 0118 0z" />
+      </svg>
+      <span>{{ cart.error_voucher }}</span>
+    </div>
+
     <div v-if="cart.items.length > 0" class="pb-10">
       <div
           v-for="(item, index) in cart.items"