diff --git a/window.c b/window.c
index f7242758..127036ab 100644
--- a/window.c
+++ b/window.c
@@ -1726,7 +1726,7 @@ void do_text (Context ctx, int x, int y, char *text, int len,
 #endif
 		/* This is CP437 ... junk translation */
 		static const unsigned char oemhighhalf[] = {
-		    0xff, 0xad, 0x9b, 0x9c, 0x6f, 0x9d, 0x7c, 0x15,
+		    0x20, 0xad, 0x9b, 0x9c, 0x6f, 0x9d, 0x7c, 0x15,
 		    0x22, 0x43, 0xa6, 0xae, 0xaa, 0x2d, 0x52, 0xc4,
 		    0xf8, 0xf1, 0xfd, 0x33, 0x27, 0xe6, 0x14, 0xfa,
 		    0x2c, 0x31, 0xa7, 0xaf, 0xac, 0xab, 0x2f, 0xa8,