diff --git a/packages/frontend/src/pages/admin-user.vue b/packages/frontend/src/pages/admin-user.vue
index 2cef55df6..f57aa51b5 100644
--- a/packages/frontend/src/pages/admin-user.vue
+++ b/packages/frontend/src/pages/admin-user.vue
@@ -416,7 +416,7 @@ async function assignRole() {
 	if (canceled) return;
 
 	const { canceled: canceled2, result: period } = await os.select({
-		title: i18n.ts.period,
+		title: i18n.ts.period + ': ' + roles.find(r => r.id === roleId)!.name,
 		items: [{
 			value: 'indefinitely', text: i18n.ts.indefinitely,
 		}, {
diff --git a/packages/frontend/src/pages/admin/roles.role.vue b/packages/frontend/src/pages/admin/roles.role.vue
index ab8005045..8b3c906d8 100644
--- a/packages/frontend/src/pages/admin/roles.role.vue
+++ b/packages/frontend/src/pages/admin/roles.role.vue
@@ -119,7 +119,7 @@ async function assign() {
 	const user = await os.selectUser({ includeSelf: true });
 
 	const { canceled: canceled2, result: period } = await os.select({
-		title: i18n.ts.period,
+		title: i18n.ts.period + ': ' + role.name,
 		items: [{
 			value: 'indefinitely', text: i18n.ts.indefinitely,
 		}, {
diff --git a/packages/frontend/src/scripts/get-user-menu.ts b/packages/frontend/src/scripts/get-user-menu.ts
index c14f75f38..3e031d232 100644
--- a/packages/frontend/src/scripts/get-user-menu.ts
+++ b/packages/frontend/src/scripts/get-user-menu.ts
@@ -272,7 +272,7 @@ export function getUserMenu(user: Misskey.entities.UserDetailed, router: IRouter
 						text: r.name,
 						action: async () => {
 							const { canceled, result: period } = await os.select({
-								title: i18n.ts.period,
+								title: i18n.ts.period + ': ' + r.name,
 								items: [{
 									value: 'indefinitely', text: i18n.ts.indefinitely,
 								}, {