diff --git a/td/generate/scheme/td_api.tl b/td/generate/scheme/td_api.tl
index 3a422a0a4..43945ff4b 100644
--- a/td/generate/scheme/td_api.tl
+++ b/td/generate/scheme/td_api.tl
@@ -1963,6 +1963,8 @@ chatActionStartPlayingGame = ChatAction;
 chatActionRecordingVideoNote = ChatAction;
 //@description The user is uploading a video note @progress Upload progress, as a percentage
 chatActionUploadingVideoNote progress:int32 = ChatAction;
+//@description The user is importing message history. This action is sent automatically and can't be explicitly sent @progress Import progress, as a percentage
+chatActionImportingMessages progress:int32 = ChatAction;
 //@description The user has cancelled the previous action
 chatActionCancel = ChatAction;
 
diff --git a/td/generate/scheme/td_api.tlo b/td/generate/scheme/td_api.tlo
index c46745ef7..6544a6a0d 100644
Binary files a/td/generate/scheme/td_api.tlo and b/td/generate/scheme/td_api.tlo differ
diff --git a/td/telegram/DialogAction.cpp b/td/telegram/DialogAction.cpp
index d4b9f8a64..e6091b81a 100644
--- a/td/telegram/DialogAction.cpp
+++ b/td/telegram/DialogAction.cpp
@@ -79,6 +79,9 @@ DialogAction::DialogAction(tl_object_ptr<td_api::ChatAction> &&action) {
       init(Type::UploadingVideoNote, uploading_action->progress_);
       break;
     }
+    case td_api::chatActionImportingMessages::ID:
+      init(Type::Cancel);  // it can't be sent explicitly
+      break;
     default:
       UNREACHABLE();
       break;
@@ -139,6 +142,11 @@ DialogAction::DialogAction(tl_object_ptr<telegram_api::SendMessageAction> &&acti
     case telegram_api::speakingInGroupCallAction::ID:
       init(Type::SpeakingInVoiceChat);
       break;
+    case telegram_api::sendMessageHistoryImportAction::ID: {
+      auto history_import_action = move_tl_object_as<telegram_api::sendMessageHistoryImportAction>(action);
+      init(Type::ImportingMessages, history_import_action->progress_);
+      break;
+    }
     default:
       UNREACHABLE();
       break;
@@ -175,6 +183,8 @@ tl_object_ptr<telegram_api::SendMessageAction> DialogAction::get_input_send_mess
       return make_tl_object<telegram_api::sendMessageUploadRoundAction>(progress_);
     case Type::SpeakingInVoiceChat:
       return make_tl_object<telegram_api::speakingInGroupCallAction>();
+    case Type::ImportingMessages:
+      return make_tl_object<telegram_api::sendMessageHistoryImportAction>(progress_);
     default:
       UNREACHABLE();
       return nullptr;
@@ -211,6 +221,8 @@ tl_object_ptr<secret_api::SendMessageAction> DialogAction::get_secret_input_send
       return make_tl_object<secret_api::sendMessageUploadRoundAction>();
     case Type::SpeakingInVoiceChat:
       return make_tl_object<secret_api::sendMessageTypingAction>();
+    case Type::ImportingMessages:
+      return make_tl_object<secret_api::sendMessageTypingAction>();
     default:
       UNREACHABLE();
       return nullptr;
@@ -245,6 +257,8 @@ tl_object_ptr<td_api::ChatAction> DialogAction::get_chat_action_object() const {
       return td_api::make_object<td_api::chatActionRecordingVideoNote>();
     case Type::UploadingVideoNote:
       return td_api::make_object<td_api::chatActionUploadingVideoNote>(progress_);
+    case Type::ImportingMessages:
+      return td_api::make_object<td_api::chatActionImportingMessages>(progress_);
     case Type::SpeakingInVoiceChat:
     default:
       UNREACHABLE();
@@ -381,6 +395,8 @@ StringBuilder &operator<<(StringBuilder &string_builder, const DialogAction &act
         return "UploadingVideoNote";
       case DialogAction::Type::SpeakingInVoiceChat:
         return "SpeakingInVoiceChat";
+      case DialogAction::Type::ImportingMessages:
+        return "ImportingMessages";
       default:
         UNREACHABLE();
         return "Cancel";
diff --git a/td/telegram/DialogAction.h b/td/telegram/DialogAction.h
index 0d457a7d7..09826b47b 100644
--- a/td/telegram/DialogAction.h
+++ b/td/telegram/DialogAction.h
@@ -31,7 +31,8 @@ class DialogAction {
     StartPlayingGame,
     RecordingVideoNote,
     UploadingVideoNote,
-    SpeakingInVoiceChat
+    SpeakingInVoiceChat,
+    ImportingMessages
   };
   Type type_ = Type::Cancel;
   int32 progress_ = 0;
diff --git a/td/telegram/cli.cpp b/td/telegram/cli.cpp
index 32204b328..ec9a5abe0 100644
--- a/td/telegram/cli.cpp
+++ b/td/telegram/cli.cpp
@@ -1310,6 +1310,9 @@ class CliClient final : public Actor {
     if (action == "uvn" || action == "upload_video_note") {
       return td_api::make_object<td_api::chatActionUploadingVideoNote>(50);
     }
+    if (action == "im" || action == "import_messages") {
+      return td_api::make_object<td_api::chatActionImportingMessages>(50);
+    }
     return td_api::make_object<td_api::chatActionTyping>();
   }