diff --git a/Telegram/SourceFiles/data/data_message_reactions.cpp b/Telegram/SourceFiles/data/data_message_reactions.cpp
index 617e07e7e..4dbe1dc87 100644
--- a/Telegram/SourceFiles/data/data_message_reactions.cpp
+++ b/Telegram/SourceFiles/data/data_message_reactions.cpp
@@ -9,6 +9,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 #include "history/history.h"
 #include "history/history_item.h"
+#include "history/history_item_components.h"
 #include "main/main_session.h"
 #include "main/main_app_config.h"
 #include "main/session/send_as_peers.h"
@@ -137,7 +138,14 @@ PossibleItemReactionsRef LookupPossibleReactions(
 		return {};
 	}
 	auto result = PossibleItemReactionsRef();
-	const auto peer = item->history()->peer;
+	auto peer = item->history()->peer;
+	if (item->isDiscussionPost()) {
+		if (const auto forwarded = item->Get<HistoryMessageForwarded>()) {
+			if (forwarded->savedFromPeer) {
+				peer = forwarded->savedFromPeer;
+			}
+		}
+	}
 	const auto session = &peer->session();
 	const auto reactions = &session->data().reactions();
 	const auto &full = reactions->list(Reactions::Type::Active);
diff --git a/Telegram/SourceFiles/history/history_item.cpp b/Telegram/SourceFiles/history/history_item.cpp
index 079051b8c..0695742bb 100644
--- a/Telegram/SourceFiles/history/history_item.cpp
+++ b/Telegram/SourceFiles/history/history_item.cpp
@@ -3427,6 +3427,14 @@ void HistoryItem::setupForwardedComponent(const CreateConfig &config) {
 	forwarded->savedFromMsgId = config.savedFromMsgId;
 	forwarded->savedFromSender = _history->owner().peerLoaded(
 		config.savedFromSenderId);
+	if (forwarded->savedFromPeer
+		&& !forwarded->savedFromPeer->isFullLoaded()
+		&& forwarded->savedFromPeer->isChannel()) {
+		_history->session().api().requestFullPeer(forwarded->savedFromPeer);
+	} else if (config.savedFromPeer) {
+		_history->session().api().requestFullPeer(
+			_history->owner().peer(config.savedFromPeer));
+	}
 	forwarded->savedFromOutgoing = config.savedFromOutgoing;
 	if (!forwarded->savedFromSender
 		&& !config.savedFromSenderName.isEmpty()) {