diff --git a/src/pages/08_request-list/MessengerExpansion.vue b/src/pages/08_request-list/MessengerExpansion.vue
index 4b7958cb..30e81598 100644
--- a/src/pages/08_request-list/MessengerExpansion.vue
+++ b/src/pages/08_request-list/MessengerExpansion.vue
@@ -57,6 +57,7 @@ const formData = ref<AttributesForm>(defaultForm);
 function triggerUndo() {
   assignToForm();
   state.isEdit = false;
+  refForm.value?.resetValidation();
 }
 
 async function triggerSubmit() {