diff --git a/src/include/cpu/x86/post_code.h b/src/include/cpu/x86/post_code.h
index 20b87c6ca4..7465f62332 100644
--- a/src/include/cpu/x86/post_code.h
+++ b/src/include/cpu/x86/post_code.h
@@ -1,7 +1,12 @@
 
 #include <console/post_codes.h>
 
+
+#if CONFIG_IO_POST
 #define post_code(value)        \
 	movb    $value, %al;    \
-	outb    %al, $0x80
+	outb    %al, $CONFIG_IO_POST_PORT
 
+#else
+#define post_code(value)
+#endif