===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/tmux/tty-keys.c,v
retrieving revision 1.42
retrieving revision 1.43
diff -u -r1.42 -r1.43
--- src/usr.bin/tmux/tty-keys.c	2012/07/10 11:53:01	1.42
+++ src/usr.bin/tmux/tty-keys.c	2012/08/21 10:08:11	1.43
@@ -1,4 +1,4 @@
-/* $OpenBSD: tty-keys.c,v 1.42 2012/07/10 11:53:01 nicm Exp $ */
+/* $OpenBSD: tty-keys.c,v 1.43 2012/08/21 10:08:11 nicm Exp $ */
 
 /*
  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -734,7 +734,8 @@
 		a = b = 0;
 
 	log_debug("received xterm version %u", b);
-	tty_set_version(tty, b);
+	if (b < 500)
+		tty_set_version(tty, b);
 
 	return (0);
 }