diff --git a/src/components/03_customer-management/employee/BasicInformation.vue b/src/components/03_customer-management/employee/BasicInformation.vue
index aac9a597..3ee3b2f8 100644
--- a/src/components/03_customer-management/employee/BasicInformation.vue
+++ b/src/components/03_customer-management/employee/BasicInformation.vue
@@ -297,11 +297,12 @@ defineEmits<{
         :readonly="readonly"
         class="col-6"
         :label="$t('customerEmployee.form.nrcNo')"
-        :model-value="readonly ? nrcNo || '-' : nrcNo"
+        :model-value="nrcNo"
         @update:model-value="(v) => (typeof v === 'string' ? (nrcNo = v) : '')"
         :rules="[
           (val) =>
-            (val && val.length === 13 && /[0-9]+/.test(val)) ||
+            !val ||
+            val.length === 13 ||
             $t('form.error.invalidCustomeMessage', {
               msg: $t('form.error.requireLength', { msg: 13 }),
             }),