diff --git a/telegram-bot-api/Client.cpp b/telegram-bot-api/Client.cpp
index a895d2a..9dfe92b 100644
--- a/telegram-bot-api/Client.cpp
+++ b/telegram-bot-api/Client.cpp
@@ -728,6 +728,9 @@ class Client::JsonChat : public Jsonable {
       if (chat_info->message_auto_delete_time != 0) {
         object("message_auto_delete_time", chat_info->message_auto_delete_time);
       }
+      if (chat_info->has_protected_content) {
+        object("has_protected_content", td::JsonTrue());
+      }
     }
   }
 
@@ -4303,6 +4306,7 @@ void Client::on_update(object_ptr<td_api::Object> result) {
       chat_info->photo = std::move(chat->photo_);
       chat_info->permissions = std::move(chat->permissions_);
       chat_info->message_auto_delete_time = chat->message_ttl_setting_;
+      chat_info->has_protected_content = chat->has_protected_content_;
       break;
     }
     case td_api::updateChatTitle::ID: {
@@ -4333,6 +4337,13 @@ void Client::on_update(object_ptr<td_api::Object> result) {
       chat_info->message_auto_delete_time = update->message_ttl_setting_;
       break;
     }
+    case td_api::updateChatHasProtectedContent::ID: {
+      auto update = move_object_as<td_api::updateChatHasProtectedContent>(result);
+      auto chat_info = add_chat(update->chat_id_);
+      CHECK(chat_info->type != ChatInfo::Type::Unknown);
+      chat_info->has_protected_content = update->has_protected_content_;
+      break;
+    }
     case td_api::updateUser::ID: {
       auto update = move_object_as<td_api::updateUser>(result);
       add_user(users_, std::move(update->user_));
diff --git a/telegram-bot-api/Client.h b/telegram-bot-api/Client.h
index d559a82..ced2af4 100644
--- a/telegram-bot-api/Client.h
+++ b/telegram-bot-api/Client.h
@@ -629,6 +629,7 @@ class Client : public WebhookActor::Callback {
     Type type = Type::Unknown;
     td::string title;
     int32 message_auto_delete_time = 0;
+    bool has_protected_content = false;
     object_ptr<td_api::chatPhotoInfo> photo;
     object_ptr<td_api::chatPermissions> permissions;
     union {