diff --git a/Telegram/Resources/langs/lang.strings b/Telegram/Resources/langs/lang.strings
index 3e1996f57e..290fc3c369 100644
--- a/Telegram/Resources/langs/lang.strings
+++ b/Telegram/Resources/langs/lang.strings
@@ -3138,6 +3138,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_admin_log_disallowed_unmute_self_channel" = "{from} started muting new live stream members";
 "lng_admin_log_participant_volume" = "{from} changed voice chat volume for {user} to {percent}";
 "lng_admin_log_participant_volume_channel" = "{from} changed live stream volume for {user} to {percent}";
+"lng_admin_log_antispam_enabled" = "{from} enabled aggressive anti-spam";
+"lng_admin_log_antispam_disabled" = "{from} disabled aggressive anti-spam";
 "lng_admin_log_user_with_username" = "{name} ({mention})";
 "lng_admin_log_messages_ttl_set" = "{from} enabled messages auto-delete after {duration}";
 "lng_admin_log_messages_ttl_changed" = "{from} changed messages auto-delete period from {previous} to {duration}";
diff --git a/Telegram/Resources/tl/api.tl b/Telegram/Resources/tl/api.tl
index d7d961a53b..bf6458df33 100644
--- a/Telegram/Resources/tl/api.tl
+++ b/Telegram/Resources/tl/api.tl
@@ -967,6 +967,7 @@ channelAdminLogEventActionCreateTopic#58707d28 topic:ForumTopic = ChannelAdminLo
 channelAdminLogEventActionEditTopic#f06fe208 prev_topic:ForumTopic new_topic:ForumTopic = ChannelAdminLogEventAction;
 channelAdminLogEventActionDeleteTopic#ae168909 topic:ForumTopic = ChannelAdminLogEventAction;
 channelAdminLogEventActionPinTopic#5d8d353b flags:# prev_topic:flags.0?ForumTopic new_topic:flags.1?ForumTopic = ChannelAdminLogEventAction;
+channelAdminLogEventActionToggleAntiSpam#64f36dfc new_value:Bool = ChannelAdminLogEventAction;
 
 channelAdminLogEvent#1fad68cd id:long date:int user_id:long action:ChannelAdminLogEventAction = ChannelAdminLogEvent;
 
diff --git a/Telegram/SourceFiles/history/admin_log/history_admin_log_item.cpp b/Telegram/SourceFiles/history/admin_log/history_admin_log_item.cpp
index d4816981fb..844a97f271 100644
--- a/Telegram/SourceFiles/history/admin_log/history_admin_log_item.cpp
+++ b/Telegram/SourceFiles/history/admin_log/history_admin_log_item.cpp
@@ -741,6 +741,7 @@ void GenerateItems(
 	using LogEditTopic = MTPDchannelAdminLogEventActionEditTopic;
 	using LogDeleteTopic = MTPDchannelAdminLogEventActionDeleteTopic;
 	using LogPinTopic = MTPDchannelAdminLogEventActionPinTopic;
+	using LogToggleAntiSpam = MTPDchannelAdminLogEventActionToggleAntiSpam;
 
 	const auto session = &history->session();
 	const auto id = event.vid().v;
@@ -1750,6 +1751,18 @@ void GenerateItems(
 		}
 	};
 
+	const auto createToggleAntiSpam = [&](const LogToggleAntiSpam &data) {
+		const auto enabled = (data.vnew_value().type() == mtpc_boolTrue);
+		const auto text = (enabled
+			? tr::lng_admin_log_antispam_enabled
+			: tr::lng_admin_log_antispam_disabled)(
+				tr::now,
+				lt_from,
+				fromLinkText,
+				Ui::Text::WithEntities);
+		addSimpleServiceMessage(text);
+	};
+
 	action.match(
 		createChangeTitle,
 		createChangeAbout,
@@ -1792,7 +1805,8 @@ void GenerateItems(
 		createCreateTopic,
 		createEditTopic,
 		createDeleteTopic,
-		createPinTopic);
+		createPinTopic,
+		createToggleAntiSpam);
 }
 
 } // namespace AdminLog