diff --git a/win32/io.c b/win32/io.c
index 05fc9723..933fb177 100644
--- a/win32/io.c
+++ b/win32/io.c
@@ -427,7 +427,7 @@ int consoleread(HANDLE hInput, unsigned char * buf,size_t howmany) {
 									   )
 										ch = 0;
 									if (alt_pressed) {
-#ifdef DSPMBYTE
+#if defined(DSPMBYTE) || (WINNT_NATIVE_UTF8_SUPPORT)
 										buf[where++] = '\033';
 										if (howmany == 1)
 											pre_ch = ch;