From a32dfeefab4ef2079fee52f91e08c3e203ef0292 Mon Sep 17 00:00:00 2001
From: Max Radermacher <max@signal.org>
Date: Mon, 2 Mar 2026 19:42:41 -0600
Subject: [PATCH] =?UTF-8?q?Fix=20edited=20=E2=80=9CNote=20to=20Self?=
 =?UTF-8?q?=E2=80=9D=20message=20errors?=
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---
 SignalServiceKit/Messages/MessageSender.swift | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/SignalServiceKit/Messages/MessageSender.swift b/SignalServiceKit/Messages/MessageSender.swift
index ecbb64bc9f..99fdf034b7 100644
--- a/SignalServiceKit/Messages/MessageSender.swift
+++ b/SignalServiceKit/Messages/MessageSender.swift
@@ -1199,8 +1199,10 @@ public class MessageSender {
         sendResult: SendMessageResult,
     ) async {
         // Non-TSOutgoingMessage/"normal" messages never have receipts and thus
-        // never need to be marked as read/viewed.
-        guard let message = message as? TSOutgoingMessage, !(message is TransientOutgoingMessage) else {
+        // never need to be marked as read/viewed. However, some transient messages
+        // pass through receipt updates to a corresponding "normal" message and
+        // thus require receipts.
+        guard let message = message as? TSOutgoingMessage, !(message is OutgoingSyncMessage) else {
             return
         }
         // Non-Note to Self messages don't require Note to Self treatment.