diff --git a/arch_init.c b/arch_init.c
index 4255db98f7..0e553c9285 100644
--- a/arch_init.c
+++ b/arch_init.c
@@ -65,7 +65,7 @@ int graphic_depth = 8;
 #else
 int graphic_width = 800;
 int graphic_height = 600;
-int graphic_depth = 15;
+int graphic_depth = 32;
 #endif