diff --git a/td/generate/scheme/telegram_api.tl b/td/generate/scheme/telegram_api.tl
index e5c176f6d..d40821f2f 100644
--- a/td/generate/scheme/telegram_api.tl
+++ b/td/generate/scheme/telegram_api.tl
@@ -111,11 +111,11 @@ userStatusLastMonth#77ebc742 = UserStatus;
 chatEmpty#9ba2d800 id:int = Chat;
 chat#3bda1bde flags:# creator:flags.0?true kicked:flags.1?true left:flags.2?true deactivated:flags.5?true id:int title:string photo:ChatPhoto participants_count:int date:int version:int migrated_to:flags.6?InputChannel admin_rights:flags.14?ChatAdminRights default_banned_rights:flags.18?ChatBannedRights = Chat;
 chatForbidden#7328bdb id:int title:string = Chat;
-channel#d31a961e flags:# creator:flags.0?true left:flags.2?true broadcast:flags.5?true verified:flags.7?true megagroup:flags.8?true restricted:flags.9?true signatures:flags.11?true min:flags.12?true scam:flags.19?true has_link:flags.20?true has_geo:flags.21?true slowmode_enabled:flags.22?true id:int access_hash:flags.13?long title:string username:flags.6?string photo:ChatPhoto date:int version:int restriction_reason:flags.9?Vector<RestrictionReason> admin_rights:flags.14?ChatAdminRights banned_rights:flags.15?ChatBannedRights default_banned_rights:flags.18?ChatBannedRights participants_count:flags.17?int = Chat;
+channel#d31a961e flags:# creator:flags.0?true left:flags.2?true broadcast:flags.5?true verified:flags.7?true megagroup:flags.8?true restricted:flags.9?true signatures:flags.11?true min:flags.12?true scam:flags.19?true has_link:flags.20?true has_geo:flags.21?true slowmode_enabled:flags.22?true call_active:flags.23?true id:int access_hash:flags.13?long title:string username:flags.6?string photo:ChatPhoto date:int version:int restriction_reason:flags.9?Vector<RestrictionReason> admin_rights:flags.14?ChatAdminRights banned_rights:flags.15?ChatBannedRights default_banned_rights:flags.18?ChatBannedRights participants_count:flags.17?int = Chat;
 channelForbidden#289da732 flags:# broadcast:flags.5?true megagroup:flags.8?true id:int access_hash:long title:string until_date:flags.16?int = Chat;
 
 chatFull#1b7c9db3 flags:# can_set_username:flags.7?true has_scheduled:flags.8?true id:int about:string participants:ChatParticipants chat_photo:flags.2?Photo notify_settings:PeerNotifySettings exported_invite:ExportedChatInvite bot_info:flags.3?Vector<BotInfo> pinned_msg_id:flags.6?int folder_id:flags.11?int = ChatFull;
-channelFull#f0e6672a flags:# can_view_participants:flags.3?true can_set_username:flags.6?true can_set_stickers:flags.7?true hidden_prehistory:flags.10?true can_set_location:flags.16?true has_scheduled:flags.19?true can_view_stats:flags.20?true blocked:flags.22?true id:int about:string participants_count:flags.0?int admins_count:flags.1?int kicked_count:flags.2?int banned_count:flags.2?int online_count:flags.13?int read_inbox_max_id:int read_outbox_max_id:int unread_count:int chat_photo:Photo notify_settings:PeerNotifySettings exported_invite:ExportedChatInvite bot_info:Vector<BotInfo> migrated_from_chat_id:flags.4?int migrated_from_max_id:flags.4?int pinned_msg_id:flags.5?int stickerset:flags.8?StickerSet available_min_id:flags.9?int folder_id:flags.11?int linked_chat_id:flags.14?int location:flags.15?ChannelLocation slowmode_seconds:flags.17?int slowmode_next_send_date:flags.18?int stats_dc:flags.12?int pts:int = ChatFull;
+channelFull#ef3a6acd flags:# can_view_participants:flags.3?true can_set_username:flags.6?true can_set_stickers:flags.7?true hidden_prehistory:flags.10?true can_set_location:flags.16?true has_scheduled:flags.19?true can_view_stats:flags.20?true blocked:flags.22?true id:int about:string participants_count:flags.0?int admins_count:flags.1?int kicked_count:flags.2?int banned_count:flags.2?int online_count:flags.13?int read_inbox_max_id:int read_outbox_max_id:int unread_count:int chat_photo:Photo notify_settings:PeerNotifySettings exported_invite:ExportedChatInvite bot_info:Vector<BotInfo> migrated_from_chat_id:flags.4?int migrated_from_max_id:flags.4?int pinned_msg_id:flags.5?int stickerset:flags.8?StickerSet available_min_id:flags.9?int folder_id:flags.11?int linked_chat_id:flags.14?int location:flags.15?ChannelLocation slowmode_seconds:flags.17?int slowmode_next_send_date:flags.18?int stats_dc:flags.12?int pts:int call:flags.21?InputGroupCall = ChatFull;
 
 chatParticipant#c8d7493e user_id:int inviter_id:int date:int = ChatParticipant;
 chatParticipantCreator#da13538a user_id:int = ChatParticipant;
@@ -169,6 +169,8 @@ messageActionSecureValuesSentMe#1b287353 values:Vector<SecureValue> credentials:
 messageActionSecureValuesSent#d95c6154 types:Vector<SecureValueType> = MessageAction;
 messageActionContactSignUp#f3f25f76 = MessageAction;
 messageActionGeoProximityReached#98e0d697 from_id:Peer to_id:Peer distance:int = MessageAction;
+messageActionGroupCall#7a0d7f42 flags:# call:InputGroupCall duration:flags.0?int = MessageAction;
+messageActionInviteToGroupCall#f25f03a call:InputGroupCall user_id:int = MessageAction;
 
 dialog#2c171f72 flags:# pinned:flags.2?true unread_mark:flags.3?true peer:Peer top_message:int read_inbox_max_id:int read_outbox_max_id:int unread_count:int unread_mentions_count:int notify_settings:PeerNotifySettings pts:flags.0?int draft:flags.1?DraftMessage folder_id:flags.4?int = Dialog;
 dialogFolder#71bd134c flags:# pinned:flags.2?true folder:Folder peer:Peer top_message:int unread_muted_peers_count:int unread_unmuted_peers_count:int unread_muted_messages_count:int unread_unmuted_messages_count:int = Dialog;
@@ -350,6 +352,8 @@ updatePeerBlocked#246a4b22 peer_id:Peer blocked:Bool = Update;
 updateChannelUserTyping#ff2abe9f flags:# channel_id:int top_msg_id:flags.0?int user_id:int action:SendMessageAction = Update;
 updatePinnedMessages#ed85eab5 flags:# pinned:flags.0?true peer:Peer messages:Vector<int> pts:int pts_count:int = Update;
 updatePinnedChannelMessages#8588878b flags:# pinned:flags.0?true channel_id:int messages:Vector<int> pts:int pts_count:int = Update;
+updateGroupCallParticipants#f2ebdb4e call:InputGroupCall participants:Vector<GroupCallParticipant> version:int = Update;
+updateGroupCall#85fe86ed call:GroupCall = Update;
 
 updates.state#a56c2a3e pts:int qts:int date:int seq:int unread_count:int = updates.State;
 
@@ -436,6 +440,7 @@ sendMessageChooseContactAction#628cbc6f = SendMessageAction;
 sendMessageGamePlayAction#dd6a8f48 = SendMessageAction;
 sendMessageRecordRoundAction#88f27fbc = SendMessageAction;
 sendMessageUploadRoundAction#243e1c66 progress:int = SendMessageAction;
+speakingInGroupCallAction#d92c2285 = SendMessageAction;
 
 contacts.found#b3134d9d my_results:Vector<Peer> results:Vector<Peer> chats:Vector<Chat> users:Vector<User> = contacts.Found;
 
@@ -1024,7 +1029,7 @@ chatOnlines#f041e250 onlines:int = ChatOnlines;
 
 statsURL#47a971e0 url:string = StatsURL;
 
-chatAdminRights#5fb224d5 flags:# change_info:flags.0?true post_messages:flags.1?true edit_messages:flags.2?true delete_messages:flags.3?true ban_users:flags.4?true invite_users:flags.5?true pin_messages:flags.7?true add_admins:flags.9?true anonymous:flags.10?true = ChatAdminRights;
+chatAdminRights#5fb224d5 flags:# change_info:flags.0?true post_messages:flags.1?true edit_messages:flags.2?true delete_messages:flags.3?true ban_users:flags.4?true invite_users:flags.5?true pin_messages:flags.7?true add_admins:flags.9?true anonymous:flags.10?true manage_call:flags.11?true = ChatAdminRights;
 
 chatBannedRights#9f120418 flags:# view_messages:flags.0?true send_messages:flags.1?true send_media:flags.2?true send_stickers:flags.3?true send_gifs:flags.4?true send_games:flags.5?true send_inline:flags.6?true embed_links:flags.7?true send_polls:flags.8?true change_info:flags.10?true invite_users:flags.15?true pin_messages:flags.17?true until_date:int = ChatBannedRights;
 
@@ -1166,6 +1171,17 @@ peerBlocked#e8fd8014 peer_id:Peer date:int = PeerBlocked;
 
 stats.messageStats#8999f295 views_graph:StatsGraph = stats.MessageStats;
 
+groupCallDiscarded#7780bcb4 id:long access_hash:long duration:int = GroupCall;
+groupCall#55903081 flags:# join_muted:flags.1?true can_change_join_muted:flags.2?true id:long access_hash:long participants_count:int params:flags.0?DataJSON version:int = GroupCall;
+
+inputGroupCall#d8aa840f id:long access_hash:long = InputGroupCall;
+
+groupCallParticipant#56b087c9 flags:# muted:flags.0?true left:flags.1?true can_self_unmute:flags.2?true user_id:int date:int active_date:flags.3?int source:int = GroupCallParticipant;
+
+phone.groupCall#985c2087 call:GroupCall sources:Vector<int> participants:Vector<GroupCallParticipant> participants_next_offset:string users:Vector<User> = phone.GroupCall;
+
+phone.groupParticipants#9cfeb92d count:int participants:Vector<GroupCallParticipant> next_offset:string users:Vector<User> version:int = phone.GroupParticipants;
+
 ---functions---
 
 invokeAfterMsg#cb9f372d {X:Type} msg_id:long query:!X = X;
@@ -1520,6 +1536,16 @@ phone.discardCall#b2cbc1c0 flags:# video:flags.0?true peer:InputPhoneCall durati
 phone.setCallRating#59ead627 flags:# user_initiative:flags.0?true peer:InputPhoneCall rating:int comment:string = Updates;
 phone.saveCallDebug#277add7e peer:InputPhoneCall debug:DataJSON = Bool;
 phone.sendSignalingData#ff7a9383 peer:InputPhoneCall data:bytes = Bool;
+phone.createGroupCall#e428fa02 channel:InputChannel random_id:int = Updates;
+phone.joinGroupCall#5f9c8e62 flags:# muted:flags.0?true call:InputGroupCall params:DataJSON = Updates;
+phone.leaveGroupCall#500377f9 call:InputGroupCall source:int = Updates;
+phone.editGroupCallMember#63146ae4 flags:# muted:flags.0?true call:InputGroupCall user_id:InputUser = Updates;
+phone.inviteToGroupCall#dd698f84 call:InputGroupCall user_id:InputUser = Updates;
+phone.discardGroupCall#7a777135 call:InputGroupCall = Updates;
+phone.toggleGroupCallSettings#74bbb43d flags:# call:InputGroupCall join_muted:flags.0?Bool = Updates;
+phone.getGroupCall#c7cb017 call:InputGroupCall = phone.GroupCall;
+phone.getGroupParticipants#ae1910a4 call:InputGroupCall offset:string limit:int = phone.GroupParticipants;
+phone.checkGroupCall#b74a7bea call:InputGroupCall source:int = Bool;
 
 langpack.getLangPack#f2f2330a lang_pack:string lang_code:string = LangPackDifference;
 langpack.getStrings#efea3803 lang_pack:string lang_code:string keys:Vector<string> = Vector<LangPackString>;
diff --git a/td/generate/scheme/telegram_api.tlo b/td/generate/scheme/telegram_api.tlo
index bb074e340..64da7db6c 100644
Binary files a/td/generate/scheme/telegram_api.tlo and b/td/generate/scheme/telegram_api.tlo differ
diff --git a/td/telegram/DialogParticipant.cpp b/td/telegram/DialogParticipant.cpp
index 5907fca2b..2fb216fd9 100644
--- a/td/telegram/DialogParticipant.cpp
+++ b/td/telegram/DialogParticipant.cpp
@@ -162,9 +162,9 @@ tl_object_ptr<telegram_api::chatAdminRights> DialogParticipantStatus::get_chat_a
   }
 
   LOG(INFO) << "Create chat admin rights " << flags;
-  return make_tl_object<telegram_api::chatAdminRights>(flags, false /*ignored*/, false /*ignored*/, false /*ignored*/,
-                                                       false /*ignored*/, false /*ignored*/, false /*ignored*/,
-                                                       false /*ignored*/, false /*ignored*/, false /*ignored*/);
+  return make_tl_object<telegram_api::chatAdminRights>(
+      flags, false /*ignored*/, false /*ignored*/, false /*ignored*/, false /*ignored*/, false /*ignored*/,
+      false /*ignored*/, false /*ignored*/, false /*ignored*/, false /*ignored*/, false /*ignored*/);
 }
 
 tl_object_ptr<telegram_api::chatBannedRights> DialogParticipantStatus::get_chat_banned_rights() const {
diff --git a/td/telegram/UpdatesManager.cpp b/td/telegram/UpdatesManager.cpp
index c86f2d789..5ad5d8520 100644
--- a/td/telegram/UpdatesManager.cpp
+++ b/td/telegram/UpdatesManager.cpp
@@ -2173,4 +2173,10 @@ void UpdatesManager::on_update(tl_object_ptr<telegram_api::updateChannelParticip
 void UpdatesManager::on_update(tl_object_ptr<telegram_api::updateTheme> update, bool /*force_apply*/) {
 }
 
+void UpdatesManager::on_update(tl_object_ptr<telegram_api::updateGroupCallParticipants> update, bool /*force_apply*/) {
+}
+
+void UpdatesManager::on_update(tl_object_ptr<telegram_api::updateGroupCall> update, bool /*force_apply*/) {
+}
+
 }  // namespace td
diff --git a/td/telegram/UpdatesManager.h b/td/telegram/UpdatesManager.h
index 9bf7aa365..efe3f3dbf 100644
--- a/td/telegram/UpdatesManager.h
+++ b/td/telegram/UpdatesManager.h
@@ -318,6 +318,10 @@ class UpdatesManager : public Actor {
   // unsupported updates
 
   void on_update(tl_object_ptr<telegram_api::updateTheme> update, bool /*force_apply*/);
+
+  void on_update(tl_object_ptr<telegram_api::updateGroupCallParticipants> update, bool /*force_apply*/);
+
+  void on_update(tl_object_ptr<telegram_api::updateGroupCall> update, bool /*force_apply*/);
 };
 
 }  // namespace td
diff --git a/td/telegram/Version.h b/td/telegram/Version.h
index 79e030266..670deef38 100644
--- a/td/telegram/Version.h
+++ b/td/telegram/Version.h
@@ -8,7 +8,7 @@
 
 namespace td {
 
-constexpr int32 MTPROTO_LAYER = 121;
+constexpr int32 MTPROTO_LAYER = 122;
 
 enum class Version : int32 {
   Initial,  // 0