From 0b60680d3337fef62a51dce6f260a7496f448054 Mon Sep 17 00:00:00 2001
From: Patrick Cloke <patrickc@matrix.org>
Date: Tue, 27 Jul 2021 09:40:05 -0400
Subject: [PATCH] Update redaction rules.

---
 proposals/3289-rooms-v8.md | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/proposals/3289-rooms-v8.md b/proposals/3289-rooms-v8.md
index 7212e0a8..1589da08 100644
--- a/proposals/3289-rooms-v8.md
+++ b/proposals/3289-rooms-v8.md
@@ -13,3 +13,10 @@ version may include them.
 Room version `8` upon being added to the specification shall be considered stable.
 No other room versions are affected by this MSC. Before room version `8` can enter
 the specification, MSC3083 needs to complete its final comment period.
+
+## Updated redaction rules
+
+Room version 8 shall update the redaction rules for the `m.room.join_rules` event.
+[Room version 1](https://spec.matrix.org/unstable/rooms/v1/#redactions) defines
+that only the `join_rule` key in the content object should be kept. Room version
+8 defines that both the `join_rule` and `allow` keys of the content shall be kept.