diff --git a/kernel/entry.asm b/kernel/entry.asm
index 5a6db5a..e4dc1a6 100644
--- a/kernel/entry.asm
+++ b/kernel/entry.asm
@@ -203,11 +203,11 @@ reloc_call_int19_handler:
                 cli
 nextitem:       lodsb
                 mov di,ax
-%ifdef I86
-                shl di,1
-                shl di,1
-%else
+%if XCPU >= 186
                 shl di,2
+%else
+                shl di,1
+                shl di,1
 %endif
                 movsw
                 movsw