diff --git a/packages/frontend/src/pages/admin-user.vue b/packages/frontend/src/pages/admin-user.vue
index 09a51efdc..90172191b 100644
--- a/packages/frontend/src/pages/admin-user.vue
+++ b/packages/frontend/src/pages/admin-user.vue
@@ -506,7 +506,7 @@ async function assignRole() {
 	const { canceled: canceled3, result: memo } = await os.inputText({
 		title: i18n.ts.addMemo,
 		type: 'textarea',
-		placeholder: i18n.ts.memo,
+		default: '',
 	});
 	if (canceled3) return;
 
diff --git a/packages/frontend/src/pages/admin/roles.role.vue b/packages/frontend/src/pages/admin/roles.role.vue
index cacfa9760..73dee88de 100644
--- a/packages/frontend/src/pages/admin/roles.role.vue
+++ b/packages/frontend/src/pages/admin/roles.role.vue
@@ -146,7 +146,7 @@ async function assign() {
 	const { canceled: canceled3, result: memo } = await os.inputText({
 		title: i18n.ts.addMemo,
 		type: 'textarea',
-		placeholder: i18n.ts.memo,
+		default: '',
 	});
 	if (canceled3) return;