diff --git a/internal_filesystem/boot_unix.py b/internal_filesystem/boot_unix.py
index a38ffba0..a2e1f1eb 100644
--- a/internal_filesystem/boot_unix.py
+++ b/internal_filesystem/boot_unix.py
@@ -6,8 +6,8 @@ import sdl_display
 
 import mpos.ui
 
-TFT_HOR_RES=320
-TFT_VER_RES=240
+TFT_HOR_RES=640
+TFT_VER_RES=480
 
 bus = lcd_bus.SDLBus(flags=0)