diff --git a/server-client.c b/server-client.c
index 8bd2328e..f81ed760 100644
--- a/server-client.c
+++ b/server-client.c
@@ -1765,6 +1765,7 @@ server_client_check_redraw(struct client *c)
 				redraw = 1;
 			else if (c->flags & CLIENT_REDRAWPANES)
 				redraw = !!(c->redraw_panes & (1 << bit));
+			bit++;
 			if (!redraw)
 				continue;
 			log_debug("%s: redrawing pane %%%u", __func__, wp->id);