diff --git a/include/metalsvm/config.h.example b/include/metalsvm/config.h.example
index 343b9cec..9cca9106 100644
--- a/include/metalsvm/config.h.example
+++ b/include/metalsvm/config.h.example
@@ -40,7 +40,9 @@ extern "C" {
 #define BITMAP_SIZE 		1048576
 
 #define USE_VGA
-//undef USE_VGA
+//#undef USE_VGA
+#define USE_KEYBOARD
+//#undef USE_KEYBOARD
 
 #define BUILTIN_EXPECT(exp, b) 	__builtin_expect((exp), (b))
 //#define BUILTIN_EXPECT(exp, b)	(exp)