diff --git a/src/app/admin/bookings/page.tsx b/src/app/admin/bookings/page.tsx
index 4b38aa3..d3d9dbe 100644
--- a/src/app/admin/bookings/page.tsx
+++ b/src/app/admin/bookings/page.tsx
@@ -837,7 +837,7 @@ function BookingsPageInner() {
           </div>
 
           {/* Tab content — auto-refreshes when new bookings detected */}
-          <div className="mt-4" key={refreshKey}>
+          <div className="mt-4" key={`tab-${refreshKey}`}>
             {tab === "reminders" && <RemindersTab />}
             {tab === "classes" && <GroupBookingsTab filter={statusFilter} />}
             {tab === "master-classes" && <McRegistrationsTab filter={statusFilter} />}