diff --git a/td/generate/scheme/td_api.tl b/td/generate/scheme/td_api.tl
index 70928b050..93f303939 100644
--- a/td/generate/scheme/td_api.tl
+++ b/td/generate/scheme/td_api.tl
@@ -1627,6 +1627,12 @@ messageInvoice title:string description:string photo:photo currency:string total
 //@description A message with information about an ended call @is_video True, if the call was a video call @discard_reason Reason why the call was discarded @duration Call duration, in seconds
 messageCall is_video:Bool discard_reason:CallDiscardReason duration:int32 = MessageContent;
 
+//@description A message with information about a group call
+messageGroupCall = MessageContent;
+
+//@description A message with information about an invite to a group call
+messageInviteToGroupCall = MessageContent;
+
 //@description A newly created basic group @title Title of the basic group @member_user_ids User identifiers of members in the basic group
 messageBasicGroupChatCreate title:string member_user_ids:vector<int32> = MessageContent;
 
diff --git a/td/generate/scheme/td_api.tlo b/td/generate/scheme/td_api.tlo
index d3b24a8f0..98e28653a 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 f05df89ee..9da36b9a3 100644
--- a/td/telegram/DialogAction.cpp
+++ b/td/telegram/DialogAction.cpp
@@ -318,6 +318,8 @@ bool DialogAction::is_cancelled_by_message_of_type(MessageContentType message_co
     case MessageContentType::Poll:
     case MessageContentType::Dice:
     case MessageContentType::ProximityAlertTriggered:
+    case MessageContentType::GroupCall:
+    case MessageContentType::InviteToGroupCall:
       return false;
     default:
       UNREACHABLE();
diff --git a/td/telegram/MessageContent.cpp b/td/telegram/MessageContent.cpp
index a52766d90..cc52b6708 100644
--- a/td/telegram/MessageContent.cpp
+++ b/td/telegram/MessageContent.cpp
@@ -28,6 +28,7 @@
 #include "td/telegram/Game.hpp"
 #include "td/telegram/Global.h"
 #include "td/telegram/HashtagHints.h"
+#include "td/telegram/InputGroupCallId.h"
 #include "td/telegram/InputMessageText.h"
 #include "td/telegram/Location.h"
 #include "td/telegram/MessageEntity.h"
@@ -688,6 +689,8 @@ class MessageDice : public MessageContent {
   }
 };
 
+constexpr const char *MessageDice::DEFAULT_EMOJI;
+
 class MessageProximityAlertTriggered : public MessageContent {
  public:
   DialogId traveler_dialog_id;
@@ -704,7 +707,34 @@ class MessageProximityAlertTriggered : public MessageContent {
   }
 };
 
-constexpr const char *MessageDice::DEFAULT_EMOJI;
+class MessageGroupCall : public MessageContent {
+ public:
+  InputGroupCallId group_call_id;
+  int32 duration = -1;
+
+  MessageGroupCall() = default;
+  MessageGroupCall(InputGroupCallId group_call_id, int32 duration) : group_call_id(group_call_id), duration(duration) {
+  }
+
+  MessageContentType get_type() const override {
+    return MessageContentType::GroupCall;
+  }
+};
+
+class MessageInviteToGroupCall : public MessageContent {
+ public:
+  InputGroupCallId group_call_id;
+  UserId user_id;
+
+  MessageInviteToGroupCall() = default;
+  MessageInviteToGroupCall(InputGroupCallId group_call_id, UserId user_id)
+      : group_call_id(group_call_id), user_id(user_id) {
+  }
+
+  MessageContentType get_type() const override {
+    return MessageContentType::InviteToGroupCall;
+  }
+};
 
 template <class StorerT>
 static void store(const MessageContent *content, StorerT &storer) {
@@ -978,6 +1008,24 @@ static void store(const MessageContent *content, StorerT &storer) {
       store(m->distance, storer);
       break;
     }
+    case MessageContentType::GroupCall: {
+      auto m = static_cast<const MessageGroupCall *>(content);
+      bool has_duration = m->duration >= 0;
+      BEGIN_STORE_FLAGS();
+      STORE_FLAG(has_duration);
+      END_STORE_FLAGS();
+      store(m->group_call_id, storer);
+      if (has_duration) {
+        store(m->duration, storer);
+      }
+      break;
+    }
+    case MessageContentType::InviteToGroupCall: {
+      auto m = static_cast<const MessageInviteToGroupCall *>(content);
+      store(m->group_call_id, storer);
+      store(m->user_id, storer);
+      break;
+    }
     default:
       UNREACHABLE();
   }
@@ -1352,6 +1400,26 @@ static void parse(unique_ptr<MessageContent> &content, ParserT &parser) {
       content = std::move(m);
       break;
     }
+    case MessageContentType::GroupCall: {
+      auto m = make_unique<MessageGroupCall>();
+      bool has_duration;
+      BEGIN_PARSE_FLAGS();
+      PARSE_FLAG(has_duration);
+      END_PARSE_FLAGS();
+      parse(m->group_call_id, parser);
+      if (has_duration) {
+        parse(m->duration, parser);
+      }
+      content = std::move(m);
+      break;
+    }
+    case MessageContentType::InviteToGroupCall: {
+      auto m = make_unique<MessageInviteToGroupCall>();
+      parse(m->group_call_id, parser);
+      parse(m->user_id, parser);
+      content = std::move(m);
+      break;
+    }
     default:
       LOG(FATAL) << "Have unknown message content type " << static_cast<int32>(content_type);
   }
@@ -2048,6 +2116,8 @@ bool can_have_input_media(const Td *td, const MessageContent *content) {
     case MessageContentType::PassportDataSent:
     case MessageContentType::PassportDataReceived:
     case MessageContentType::ProximityAlertTriggered:
+    case MessageContentType::GroupCall:
+    case MessageContentType::InviteToGroupCall:
       return false;
     case MessageContentType::Animation:
     case MessageContentType::Audio:
@@ -2161,6 +2231,8 @@ SecretInputMedia get_secret_input_media(const MessageContent *content, Td *td,
     case MessageContentType::PassportDataSent:
     case MessageContentType::PassportDataReceived:
     case MessageContentType::ProximityAlertTriggered:
+    case MessageContentType::GroupCall:
+    case MessageContentType::InviteToGroupCall:
       break;
     default:
       UNREACHABLE();
@@ -2351,6 +2423,8 @@ static tl_object_ptr<telegram_api::InputMedia> get_input_media_impl(
     case MessageContentType::PassportDataSent:
     case MessageContentType::PassportDataReceived:
     case MessageContentType::ProximityAlertTriggered:
+    case MessageContentType::GroupCall:
+    case MessageContentType::InviteToGroupCall:
       break;
     default:
       UNREACHABLE();
@@ -2474,6 +2548,8 @@ void delete_message_content_thumbnail(MessageContent *content, Td *td) {
     case MessageContentType::PassportDataReceived:
     case MessageContentType::Poll:
     case MessageContentType::ProximityAlertTriggered:
+    case MessageContentType::GroupCall:
+    case MessageContentType::InviteToGroupCall:
       break;
     default:
       UNREACHABLE();
@@ -2598,6 +2674,8 @@ static int32 get_message_content_media_index_mask(const MessageContent *content,
     case MessageContentType::Poll:
     case MessageContentType::Dice:
     case MessageContentType::ProximityAlertTriggered:
+    case MessageContentType::GroupCall:
+    case MessageContentType::InviteToGroupCall:
       return 0;
     default:
       UNREACHABLE();
@@ -3219,6 +3297,22 @@ void merge_message_contents(Td *td, const MessageContent *old_content, MessageCo
       }
       break;
     }
+    case MessageContentType::GroupCall: {
+      auto old_ = static_cast<const MessageGroupCall *>(old_content);
+      auto new_ = static_cast<const MessageGroupCall *>(new_content);
+      if (old_->group_call_id != new_->group_call_id || old_->duration != new_->duration) {
+        need_update = true;
+      }
+      break;
+    }
+    case MessageContentType::InviteToGroupCall: {
+      auto old_ = static_cast<const MessageInviteToGroupCall *>(old_content);
+      auto new_ = static_cast<const MessageInviteToGroupCall *>(new_content);
+      if (old_->group_call_id != new_->group_call_id || old_->user_id != new_->user_id) {
+        need_update = true;
+      }
+      break;
+    }
     case MessageContentType::Unsupported: {
       auto old_ = static_cast<const MessageUnsupported *>(old_content);
       auto new_ = static_cast<const MessageUnsupported *>(new_content);
@@ -3352,6 +3446,8 @@ bool merge_message_content_file_id(Td *td, MessageContent *message_content, File
     case MessageContentType::Poll:
     case MessageContentType::Dice:
     case MessageContentType::ProximityAlertTriggered:
+    case MessageContentType::GroupCall:
+    case MessageContentType::InviteToGroupCall:
       LOG(ERROR) << "Receive new file " << new_file_id << " in a sent message of the type " << content_type;
       break;
     default:
@@ -4245,6 +4341,8 @@ unique_ptr<MessageContent> dup_message_content(Td *td, DialogId dialog_id, const
     case MessageContentType::PassportDataSent:
     case MessageContentType::PassportDataReceived:
     case MessageContentType::ProximityAlertTriggered:
+    case MessageContentType::GroupCall:
+    case MessageContentType::InviteToGroupCall:
       return nullptr;
     default:
       UNREACHABLE();
@@ -4439,6 +4537,28 @@ unique_ptr<MessageContent> get_action_message_content(Td *td, tl_object_ptr<tele
 
       return make_unique<MessageProximityAlertTriggered>(traveler_id, watcher_id, distance);
     }
+    case telegram_api::messageActionGroupCall::ID: {
+      auto group_call = move_tl_object_as<telegram_api::messageActionGroupCall>(action);
+      int32 duration = -1;
+      if ((group_call->flags_ & telegram_api::messageActionGroupCall::DURATION_MASK) != 0) {
+        duration = group_call->duration_;
+        if (duration < 0) {
+          LOG(ERROR) << "Receive invalid " << oneline(to_string(group_call));
+          break;
+        }
+      }
+      return make_unique<MessageGroupCall>(InputGroupCallId(group_call->call_), duration);
+    }
+    case telegram_api::messageActionInviteToGroupCall::ID: {
+      auto invite_to_group_call = move_tl_object_as<telegram_api::messageActionInviteToGroupCall>(action);
+      UserId user_id(invite_to_group_call->user_id_);
+      if (!user_id.is_valid()) {
+        LOG(ERROR) << "Receive messageActionInviteToGroupCall with invalid " << user_id << " in " << owner_dialog_id;
+        break;
+      }
+
+      return make_unique<MessageInviteToGroupCall>(InputGroupCallId(invite_to_group_call->call_), user_id);
+    }
     default:
       UNREACHABLE();
   }
@@ -4648,6 +4768,10 @@ tl_object_ptr<td_api::MessageContent> get_message_content_object(const MessageCo
           td->messages_manager_->get_message_sender_object(m->traveler_dialog_id),
           td->messages_manager_->get_message_sender_object(m->watcher_dialog_id), m->distance);
     }
+    case MessageContentType::GroupCall:
+      return make_tl_object<td_api::messageGroupCall>();
+    case MessageContentType::InviteToGroupCall:
+      return make_tl_object<td_api::messageInviteToGroupCall>();
     default:
       UNREACHABLE();
       return nullptr;
@@ -4960,6 +5084,8 @@ string get_message_content_search_text(const Td *td, const MessageContent *conte
     case MessageContentType::PassportDataReceived:
     case MessageContentType::Dice:
     case MessageContentType::ProximityAlertTriggered:
+    case MessageContentType::GroupCall:
+    case MessageContentType::InviteToGroupCall:
       return string();
     default:
       UNREACHABLE();
@@ -5159,6 +5285,13 @@ void add_message_content_dependencies(Dependencies &dependencies, const MessageC
       add_message_sender_dependencies(dependencies, content->watcher_dialog_id);
       break;
     }
+    case MessageContentType::GroupCall:
+      break;
+    case MessageContentType::InviteToGroupCall: {
+      auto content = static_cast<const MessageInviteToGroupCall *>(message_content);
+      dependencies.user_ids.insert(content->user_id);
+      break;
+    }
     default:
       UNREACHABLE();
       break;
diff --git a/td/telegram/MessageContentType.cpp b/td/telegram/MessageContentType.cpp
index 193e553eb..e375b939f 100644
--- a/td/telegram/MessageContentType.cpp
+++ b/td/telegram/MessageContentType.cpp
@@ -98,6 +98,10 @@ StringBuilder &operator<<(StringBuilder &string_builder, MessageContentType cont
       return string_builder << "Dice";
     case MessageContentType::ProximityAlertTriggered:
       return string_builder << "ProximityAlertTriggered";
+    case MessageContentType::GroupCall:
+      return string_builder << "GroupCall";
+    case MessageContentType::InviteToGroupCall:
+      return string_builder << "InviteToGroupCall";
     default:
       UNREACHABLE();
       return string_builder;
@@ -150,6 +154,8 @@ bool is_allowed_media_group_content(MessageContentType content_type) {
     case MessageContentType::Poll:
     case MessageContentType::Dice:
     case MessageContentType::ProximityAlertTriggered:
+    case MessageContentType::GroupCall:
+    case MessageContentType::InviteToGroupCall:
       return false;
     default:
       UNREACHABLE();
@@ -210,6 +216,8 @@ bool is_secret_message_content(int32 ttl, MessageContentType content_type) {
     case MessageContentType::Poll:
     case MessageContentType::Dice:
     case MessageContentType::ProximityAlertTriggered:
+    case MessageContentType::GroupCall:
+    case MessageContentType::InviteToGroupCall:
       return false;
     default:
       UNREACHABLE();
@@ -263,6 +271,8 @@ bool is_service_message_content(MessageContentType content_type) {
     case MessageContentType::PassportDataSent:
     case MessageContentType::PassportDataReceived:
     case MessageContentType::ProximityAlertTriggered:
+    case MessageContentType::GroupCall:
+    case MessageContentType::InviteToGroupCall:
       return true;
     default:
       UNREACHABLE();
@@ -316,6 +326,8 @@ bool can_have_message_content_caption(MessageContentType content_type) {
     case MessageContentType::Poll:
     case MessageContentType::Dice:
     case MessageContentType::ProximityAlertTriggered:
+    case MessageContentType::GroupCall:
+    case MessageContentType::InviteToGroupCall:
       return false;
     default:
       UNREACHABLE();
diff --git a/td/telegram/MessageContentType.h b/td/telegram/MessageContentType.h
index d8dc3c507..57aa4688a 100644
--- a/td/telegram/MessageContentType.h
+++ b/td/telegram/MessageContentType.h
@@ -57,7 +57,9 @@ enum class MessageContentType : int32 {
   PassportDataReceived,
   Poll,
   Dice,
-  ProximityAlertTriggered
+  ProximityAlertTriggered,
+  GroupCall,
+  InviteToGroupCall
 };
 
 StringBuilder &operator<<(StringBuilder &string_builder, MessageContentType content_type);
diff --git a/td/telegram/MessagesManager.cpp b/td/telegram/MessagesManager.cpp
index c156ee2af..e5503e4f8 100644
--- a/td/telegram/MessagesManager.cpp
+++ b/td/telegram/MessagesManager.cpp
@@ -22561,6 +22561,8 @@ Status MessagesManager::can_send_message_content(DialogId dialog_id, const Messa
     case MessageContentType::PassportDataSent:
     case MessageContentType::PassportDataReceived:
     case MessageContentType::ProximityAlertTriggered:
+    case MessageContentType::GroupCall:
+    case MessageContentType::InviteToGroupCall:
       UNREACHABLE();
   }
   return Status::OK();
@@ -24122,6 +24124,8 @@ bool MessagesManager::can_edit_message(DialogId dialog_id, const Message *m, boo
     case MessageContentType::PassportDataSent:
     case MessageContentType::PassportDataReceived:
     case MessageContentType::ProximityAlertTriggered:
+    case MessageContentType::GroupCall:
+    case MessageContentType::InviteToGroupCall:
       return false;
     default:
       UNREACHABLE();