diff --git a/tty.c b/tty.c
index 362cd36c..412cac69 100644
--- a/tty.c
+++ b/tty.c
@@ -1218,6 +1218,7 @@ tty_cmd_clearscreen(struct tty *tty, const struct tty_ctx *ctx)
 	tty_margin_off(tty);
 
 	if (tty_pane_full_width(tty, ctx) &&
+	    ctx->yoff + wp->sy >= tty->sy - 1 &&
 	    status_at_line(tty->client) <= 0 &&
 	    tty_term_has(tty->term, TTYC_ED)) {
 		tty_cursor_pane(tty, ctx, 0, 0);