diff --git a/src/keyboard_at.c b/src/keyboard_at.c
index 4cc899c..c2e8de8 100644
--- a/src/keyboard_at.c
+++ b/src/keyboard_at.c
@@ -604,7 +604,10 @@ void keyboard_at_reset()
         keyboard_at.mem[0] = 0x11;
         keyboard_at.wantirq = 0;
         keyboard_at.output_port = 0xcf;
-        keyboard_at.input_port = (video_is_mda()) ? 0xf0 : 0xb0;
+        if (romset == ROM_XI8088)
+                keyboard_at.input_port = (video_is_mda()) ? 0xb0 : 0xf0;
+        else
+                keyboard_at.input_port = (video_is_mda()) ? 0xf0 : 0xb0;
         keyboard_at.out_new = -1;
         keyboard_at.last_irq = 0;