diff --git a/src/components/TabComponent.vue b/src/components/TabComponent.vue
index ad4dd54e..8001aa97 100644
--- a/src/components/TabComponent.vue
+++ b/src/components/TabComponent.vue
@@ -31,7 +31,7 @@ function addData() {
     nameEN: '',
     legalPersonNo: '',
     registerName: '',
-    registerDate: null,
+    registerDate: new Date(),
     authorizedCapital: '',
     employmentOffice: '',
     bussinessType: '',
diff --git a/src/pages/03_customer-management/MainPage.vue b/src/pages/03_customer-management/MainPage.vue
index 860664fc..2d2f1f44 100644
--- a/src/pages/03_customer-management/MainPage.vue
+++ b/src/pages/03_customer-management/MainPage.vue
@@ -194,7 +194,7 @@ function clearForm() {
         nameEN: '',
         legalPersonNo: '',
         registerName: '',
-        registerDate: null,
+        registerDate: new Date(),
         authorizedCapital: '',
         employmentOffice: '',
         bussinessType: '',