diff --git a/Telegram/SourceFiles/dialogs/dialogs.style b/Telegram/SourceFiles/dialogs/dialogs.style
index b2f4b6fc3..811214809 100644
--- a/Telegram/SourceFiles/dialogs/dialogs.style
+++ b/Telegram/SourceFiles/dialogs/dialogs.style
@@ -297,6 +297,9 @@ dialogsReceivedIconActive: icon {{ "dialogs/dialogs_received", dialogsSentIconFg
 dialogsPinnedIcon: icon {{ "dialogs/dialogs_pinned", dialogsUnreadBgMuted }};
 dialogsPinnedIconOver: icon {{ "dialogs/dialogs_pinned", dialogsUnreadBgMutedOver }};
 dialogsPinnedIconActive: icon {{ "dialogs/dialogs_pinned", dialogsUnreadBgMutedActive }};
+dialogsLockIcon: icon {{ "emoji/premium_lock", dialogsUnreadBgMuted, point(4px, 0px) }};
+dialogsLockIconOver: icon {{ "emoji/premium_lock", dialogsUnreadBgMutedOver, point(4px, 0px) }};
+dialogsLockIconActive: icon {{ "emoji/premium_lock", dialogsUnreadBgMutedActive, point(4px, 0px) }};
 
 dialogsVerifiedIcon: icon {
 	{ "dialogs/dialogs_verified_star", dialogsVerifiedIconBg },
diff --git a/Telegram/SourceFiles/dialogs/ui/dialogs_layout.cpp b/Telegram/SourceFiles/dialogs/ui/dialogs_layout.cpp
index e7da0399d..ab3cd321b 100644
--- a/Telegram/SourceFiles/dialogs/ui/dialogs_layout.cpp
+++ b/Telegram/SourceFiles/dialogs/ui/dialogs_layout.cpp
@@ -9,6 +9,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 #include "data/data_abstract_structure.h"
 #include "data/data_drafts.h"
+#include "data/data_forum_topic.h"
 #include "data/data_session.h"
 #include "dialogs/dialogs_list.h"
 #include "dialogs/ui/dialogs_video_userpic.h"
@@ -508,6 +509,13 @@ void PaintRow(
 	const auto sendStateIcon = [&]() -> const style::icon* {
 		if (!thread) {
 			return nullptr;
+		} else if (const auto topic = thread->asTopic()
+			; topic && topic->closed()) {
+			return &(context.active
+				? st::dialogsLockIconActive
+				: context.selected
+				? st::dialogsLockIconOver
+				: st::dialogsLockIcon);
 		} else if (draft) {
 			if (draft->saveRequestId) {
 				return &(context.active