diff --git a/sys/kern/subr_terminal.c b/sys/kern/subr_terminal.c
index 9986202..8803e21 100644
--- a/sys/kern/subr_terminal.c
+++ b/sys/kern/subr_terminal.c
@@ -200,13 +200,16 @@ terminal_set_winsize_blank(struct terminal *tm, const struct winsize *size,
 	r.tr_end.tp_col = size->ws_col;
 
 	TERMINAL_LOCK(tm);
-	if (blank == 0)
+	if (blank == 0) {
 		/*
 		 * Assigned directly, to avoid terminal reset in the
 		 * teken_set_winsize.
 		 */
 		tm->tm_emulator.t_winsize = r.tr_end;
-	else
+		tm->tm_emulator.t_scrollreg.ts_begin = 0;
+		tm->tm_emulator.t_scrollreg.ts_end = r.tr_end.tp_row;
+		tm->tm_emulator.t_originreg = tm->tm_emulator.t_scrollreg;
+	} else
 		teken_set_winsize(&tm->tm_emulator, &r.tr_end);
 	TERMINAL_UNLOCK(tm);