diff --git a/lib/app.dart b/lib/app.dart
index 9bfcb6c..d10a8e5 100644
--- a/lib/app.dart
+++ b/lib/app.dart
@@ -177,7 +177,7 @@ class _PaginaPrincipalState extends State<_PaginaPrincipal> {
               else
                 Wrap(
                   spacing: 8,
-                  children:  [3, 5, 10, 15, 30, 60, 90, 120, 180];
+                  children:  [15, 30, 60, 90];
                       .map((min) => ActionChip(
                             label: Text('$min min'),
                             onPressed: () {
diff --git a/lib/servicios/servicio_timer.dart b/lib/servicios/servicio_timer.dart
index a989b91..5a3a324 100644
--- a/lib/servicios/servicio_timer.dart
+++ b/lib/servicios/servicio_timer.dart
@@ -2,7 +2,7 @@ import 'dart:async';
 import 'servicio_audio.dart';
 
 /// Opciones predefinidas de timer en minutos.
-const opcionesTimer = [3, 5, 10, 15, 30, 60, 90, 120, 180];
+const opcionesTimer = [15, 30, 60, 90];
 
 /// Servicio de auto-apagado de la radio.
 ///