diff --git a/client.c b/client.c
index f3e5dbdc..70e7f1ec 100644
--- a/client.c
+++ b/client.c
@@ -520,6 +520,7 @@ client_dispatch_wait(void *data)
 
 			event_del(&client_stdin);
 			client_attached = 1;
+			client_write_server(MSG_RESIZE, NULL, 0);
 			break;
 		case MSG_STDIN:
 			if (datalen != 0)