diff --git a/Telegram/Resources/langs/lang.strings b/Telegram/Resources/langs/lang.strings
index 601536418..099c686f0 100644
--- a/Telegram/Resources/langs/lang.strings
+++ b/Telegram/Resources/langs/lang.strings
@@ -1371,7 +1371,9 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 "lng_admin_log_previous_message" = "Original message";
 "lng_admin_log_deleted_message" = "{from} deleted message:";
 "lng_admin_log_participant_joined" = "{from} joined the group";
+"lng_admin_log_participant_joined_channel" = "{from} joined the channel";
 "lng_admin_log_participant_left" = "{from} left the group";
+"lng_admin_log_participant_left_channel" = "{from} left the channel";
 "lng_admin_log_invited" = "invited {user}";
 "lng_admin_log_banned" = "banned {user}";
 "lng_admin_log_restricted" = "changed restrictions for {user} {until}";
diff --git a/Telegram/SourceFiles/history/history_admin_log_item.cpp b/Telegram/SourceFiles/history/history_admin_log_item.cpp
index 048a402aa..b3cb04b73 100644
--- a/Telegram/SourceFiles/history/history_admin_log_item.cpp
+++ b/Telegram/SourceFiles/history/history_admin_log_item.cpp
@@ -377,12 +377,12 @@ void GenerateItems(gsl::not_null<History*> history, LocalIdManager &idManager, c
 	};
 
 	auto createParticipantJoin = [&]() {
-		auto text = lng_admin_log_participant_joined(lt_from, fromLinkText);
+		auto text = (channel->isMegagroup() ? lng_admin_log_participant_joined : lng_admin_log_participant_joined_channel)(lt_from, fromLinkText);
 		addSimpleServiceMessage(text);
 	};
 
 	auto createParticipantLeave = [&]() {
-		auto text = lng_admin_log_participant_left(lt_from, fromLinkText);
+		auto text = (channel->isMegagroup() ? lng_admin_log_participant_left : lng_admin_log_participant_left_channel)(lt_from, fromLinkText);
 		addSimpleServiceMessage(text);
 	};