diff --git a/telegram-base.c b/telegram-base.c
index 6cb26f1..621554a 100644
--- a/telegram-base.c
+++ b/telegram-base.c
@@ -637,7 +637,7 @@ static void telegram_send_sms (struct tgl_state *TLS) {
 static int all_authorized (struct tgl_state *TLS) {
   int i;
   for (i = 0; i <= TLS->max_dc_num; i++) if (TLS->DC_list[i]) {
-    if (!tgl_authorized_dc (TLS, TLS->DC_list[i])) {
+    if (!tgl_signed_dc(TLS, TLS->DC_list[i]) && !tgl_authorized_dc (TLS, TLS->DC_list[i])) {
       return 0;
     }
   }