diff --git a/apps/backend/src/modules/public-booking/services/public-booking.service.ts b/apps/backend/src/modules/public-booking/services/public-booking.service.ts
index 4ce197d..8c43d4f 100644
--- a/apps/backend/src/modules/public-booking/services/public-booking.service.ts
+++ b/apps/backend/src/modules/public-booking/services/public-booking.service.ts
@@ -770,7 +770,7 @@ export async function cancelPublicBooking(complexSlug: string, input: CancelPubl
   }
 
   if (booking.customerPhone !== input.customerPhone.trim()) {
-    throw new PublicBookingServiceError('Los datos ingresados no coinciden con la reserva.', 403);
+    throw new PublicBookingServiceError('Los datos ingresados no coinciden con la reserva.', 400);
   }
 
   const date = formatIsoDate(booking.bookingDate);