diff --git a/src/pages/05_quotation/MainPage.vue b/src/pages/05_quotation/MainPage.vue
index 35b4dbf4..41285873 100644
--- a/src/pages/05_quotation/MainPage.vue
+++ b/src/pages/05_quotation/MainPage.vue
@@ -562,7 +562,7 @@ async function storeDataLocal(id: string) {
                 :code="v.code"
                 :title="v.workName"
                 :created-at="
-                  new Date(v.createdAt).toLocaleString('en-US', {
+                  new Date(v.createdAt).toLocaleString('th-TH', {
                     hour12: false,
                   })
                 "
@@ -570,7 +570,7 @@ async function storeDataLocal(id: string) {
                   (() => {
                     const date = new Date(v.dueDate);
                     date.setHours(23, 59, 59, 0);
-                    return date.toLocaleString('en-US', { hour12: false });
+                    return date.toLocaleString('th-TH', { hour12: false });
                   })()
                 "
                 :status="$t(`quotation.status.${v.quotationStatus}`)"