diff --git a/td/telegram/LinkManager.cpp b/td/telegram/LinkManager.cpp
index a72b3e149..7c0faeac5 100644
--- a/td/telegram/LinkManager.cpp
+++ b/td/telegram/LinkManager.cpp
@@ -306,7 +306,8 @@ class LinkManager::InternalLinkBotStart final : public InternalLink {
         const Td *td = G()->td().get_actor_unsafe();
         auto dialog_id = td->messages_manager_->resolve_dialog_username(bot_username_);
         if (dialog_id.is_valid() && dialog_id.get_type() == DialogType::User &&
-            td->messages_manager_->get_dialog_has_last_message(dialog_id)) {
+            td->messages_manager_->get_dialog_has_last_message(dialog_id) &&
+            !td->messages_manager_->is_dialog_blocked(dialog_id)) {
           autostart = true;
         }
       }
diff --git a/td/telegram/MessagesManager.cpp b/td/telegram/MessagesManager.cpp
index 79bc0f6fe..86bd59127 100644
--- a/td/telegram/MessagesManager.cpp
+++ b/td/telegram/MessagesManager.cpp
@@ -17720,6 +17720,11 @@ void MessagesManager::block_message_sender_from_replies_on_server(MessageId mess
       ->send(message_id, need_delete_message, need_delete_all_messages, report_spam);
 }
 
+bool MessagesManager::is_dialog_blocked(DialogId dialog_id) const {
+  const Dialog *d = get_dialog(dialog_id);
+  return d != nullptr && d->is_blocked;
+}
+
 void MessagesManager::get_blocked_dialogs(int32 offset, int32 limit,
                                           Promise<td_api::object_ptr<td_api::messageSenders>> &&promise) {
   if (offset < 0) {
diff --git a/td/telegram/MessagesManager.h b/td/telegram/MessagesManager.h
index 6a1e1cee3..543cef303 100644
--- a/td/telegram/MessagesManager.h
+++ b/td/telegram/MessagesManager.h
@@ -615,6 +615,8 @@ class MessagesManager final : public Actor {
   void block_message_sender_from_replies(MessageId message_id, bool need_delete_message, bool need_delete_all_messages,
                                          bool report_spam, Promise<Unit> &&promise);
 
+  bool is_dialog_blocked(DialogId dialog_id) const;
+
   void get_blocked_dialogs(int32 offset, int32 limit, Promise<td_api::object_ptr<td_api::messageSenders>> &&promise);
 
   void on_get_blocked_dialogs(int32 offset, int32 limit, int32 total_count,