diff --git a/td/telegram/UpdatesManager.cpp b/td/telegram/UpdatesManager.cpp
index 47d978ad8..7d820b3ef 100644
--- a/td/telegram/UpdatesManager.cpp
+++ b/td/telegram/UpdatesManager.cpp
@@ -404,7 +404,7 @@ bool UpdatesManager::is_acceptable_message_reply_header(
     return true;
   }
 
-  if (is_acceptable_peer(header->reply_to_peer_id_)) {
+  if (!is_acceptable_peer(header->reply_to_peer_id_)) {
     return false;
   }
   return true;