diff --git a/telegram-bot-api/Client.cpp b/telegram-bot-api/Client.cpp
index cb7a623..ccfe947 100644
--- a/telegram-bot-api/Client.cpp
+++ b/telegram-bot-api/Client.cpp
@@ -268,6 +268,7 @@ bool Client::init_methods() {
   methods_.emplace("editmessagereplymarkup", &Client::process_edit_message_reply_markup_query);
   methods_.emplace("deletemessage", &Client::process_delete_message_query);
   methods_.emplace("deletemessages", &Client::process_delete_messages_query);
+  methods_.emplace("deletemessagereaction", &Client::process_delete_message_reaction_query);
   methods_.emplace("poststory", &Client::process_post_story_query);
   methods_.emplace("repoststory", &Client::process_repost_story_query);
   methods_.emplace("editstory", &Client::process_edit_story_query);
@@ -13521,6 +13522,38 @@ td::Status Client::process_delete_messages_query(PromisedQueryPtr &query) {
   return td::Status::OK();
 }
 
+td::Status Client::process_delete_message_reaction_query(PromisedQueryPtr &query) {
+  auto chat_id = query->arg("chat_id");
+  auto message_id = get_message_id(query.get());
+  int64 user_id = -1;
+  td::string actor_chat_id;
+  if (!query->arg("user_id").empty()) {
+    TRY_RESULT_ASSIGN(user_id, get_user_id(query.get()));
+  } else {
+    actor_chat_id = query->arg("actor_chat_id").str();
+  }
+  check_message(chat_id, message_id, false, AccessRights::Write, "message to delete reactions", std::move(query),
+                [this, user_id, actor_chat_id](int64 chat_id, int64 message_id, PromisedQueryPtr query) {
+                  if (user_id >= 0) {
+                    check_user_no_fail(
+                        user_id, std::move(query), [this, chat_id, message_id, user_id](PromisedQueryPtr query) {
+                          send_request(make_object<td_api::deleteMessageReactionsFromSender>(
+                                           chat_id, message_id, make_object<td_api::messageSenderUser>(user_id)),
+                                       td::make_unique<TdOnOkQueryCallback>(std::move(query)));
+                        });
+                  } else {
+                    check_chat_no_fail(
+                        actor_chat_id, std::move(query),
+                        [this, chat_id, message_id](int64 actor_chat_id, PromisedQueryPtr query) {
+                          send_request(make_object<td_api::deleteMessageReactionsFromSender>(
+                                           chat_id, message_id, make_object<td_api::messageSenderChat>(actor_chat_id)),
+                                       td::make_unique<TdOnOkQueryCallback>(std::move(query)));
+                        });
+                  }
+                });
+  return td::Status::OK();
+}
+
 td::Status Client::process_post_story_query(PromisedQueryPtr &query) {
   auto business_connection_id = query->arg("business_connection_id").str();
   TRY_RESULT(content, get_input_story_content(query.get()));
diff --git a/telegram-bot-api/Client.h b/telegram-bot-api/Client.h
index bfe1998..8d1f686 100644
--- a/telegram-bot-api/Client.h
+++ b/telegram-bot-api/Client.h
@@ -802,6 +802,7 @@ class Client final : public WebhookActor::Callback {
   td::Status process_edit_message_reply_markup_query(PromisedQueryPtr &query);
   td::Status process_delete_message_query(PromisedQueryPtr &query);
   td::Status process_delete_messages_query(PromisedQueryPtr &query);
+  td::Status process_delete_message_reaction_query(PromisedQueryPtr &query);
   td::Status process_post_story_query(PromisedQueryPtr &query);
   td::Status process_repost_story_query(PromisedQueryPtr &query);
   td::Status process_edit_story_query(PromisedQueryPtr &query);