diff --git a/src/components/03_customer-management/FormEmployeeVisa.vue b/src/components/03_customer-management/FormEmployeeVisa.vue
index a2817a82..4bb8ec8c 100644
--- a/src/components/03_customer-management/FormEmployeeVisa.vue
+++ b/src/components/03_customer-management/FormEmployeeVisa.vue
@@ -451,9 +451,7 @@ watch(
           v-model="entryCount"
           type="number"
           min="0"
-          :rules="[
-            (val) => (val && val.length > 0) || $t('form.error.required'),
-          ]"
+          :rules="[(val) => (!!val && val > 0) || $t('form.error.required')]"
         />
       </div>
     </div>