diff --git a/2d/platformer/engine.cfg b/2d/platformer/engine.cfg
index 5fc2c3b2..a377bf89 100644
--- a/2d/platformer/engine.cfg
+++ b/2d/platformer/engine.cfg
@@ -10,6 +10,8 @@ name_es="Plataformero"
 width=800
 height=480
 stretch_2d=true
+stretch_mode="viewport"
+stretch_aspect="keep"
 
 [input]