diff --git a/src/layouts/payment-method/promo-modal-question/promo-question/promo-question.vue b/src/layouts/payment-method/promo-modal-question/promo-question/promo-question.vue
index 053e8eedc..0e71fdb9f 100644
--- a/src/layouts/payment-method/promo-modal-question/promo-question/promo-question.vue
+++ b/src/layouts/payment-method/promo-modal-question/promo-question/promo-question.vue
@@ -43,7 +43,9 @@ export default {
     },
     methods: {
         validateAlphanumeric() {
-            this.value = this.value.replace(ALPHANUMERIC_REGEX, "");
+            setTimeout(() => {
+                this.value = this.value.replace(ALPHANUMERIC_REGEX, "");
+            });
         },
     },
     components: {