diff --git a/Telegram/SourceFiles/history/history_item.cpp b/Telegram/SourceFiles/history/history_item.cpp
index 4e471faef9..1ccc07cf9a 100644
--- a/Telegram/SourceFiles/history/history_item.cpp
+++ b/Telegram/SourceFiles/history/history_item.cpp
@@ -2794,11 +2794,14 @@ void HistoryItem::setAyuHint(const QString &hint) {
 				&& this->author()->isMegagroup();
 		} else {
 			const auto data = Get<HistoryServiceData>();
-			auto prepared = PreparedServiceText{
-				.text = _text.append(QString(" (%1)").arg(hint)),
-				.links = data->textLinks
-			};
-			setServiceText(std::move(prepared));
+			const auto postfix = QString(" (%1)").arg(hint);
+			if (!_text.text.endsWith(postfix)) { // fix stacking for TTL messages
+				auto prepared = PreparedServiceText{
+					.text = _text.append(postfix),
+					.links = data->textLinks
+				};
+				setServiceText(std::move(prepared));
+			}
 		}
 
 		history()->owner().requestItemViewRefresh(this);