diff --git a/modules/client/sync/rooms.cc b/modules/client/sync/rooms.cc
index b6f5a1541..690c6d364 100644
--- a/modules/client/sync/rooms.cc
+++ b/modules/client/sync/rooms.cc
@@ -82,9 +82,15 @@ ircd::m::sync::rooms_linear(data &data)
 		&& membership == "join"
 	};
 
+	const bool is_own_positive
+	{
+		is_own_membership
+		&& (membership == "join" || membership == "invite")
+	};
+
 	//assert(!is_own_join || m::membership(*data.event) == "join");
 	assert(!is_own_join || !!m::membership(membuf, room, data.user));
-	assert(is_own_join || !json::get<"room_id"_>(*data.event) || m::exists(room));
+	assert(is_own_positive || !json::get<"room_id"_>(*data.event) || m::exists(room));
 
 	if(should_ignore(data))
 		return false;
diff --git a/modules/federation/invite.cc b/modules/federation/invite.cc
index 8b8531c22..f6159ce80 100644
--- a/modules/federation/invite.cc
+++ b/modules/federation/invite.cc
@@ -423,7 +423,10 @@ try
 	vmopts.node_id = request.node_id;
 
 	// Synapse may 403 a fetch of the prev_event of the invite event.
-	vmopts.phase.set(m::vm::phase::FETCH_PREV, false);
+	vmopts.fetch = false;
+
+	// Synapse now 403's a fetch of auth_events of the invite event
+	vmopts.auth = false;
 
 	// Don't throw an exception for a re-evaluation; this will just be a no-op
 	vmopts.nothrows |= m::vm::fault::EXISTS;