diff --git a/draft-ietf-quic-recovery.md b/draft-ietf-quic-recovery.md
index 74823273ef..d946ce30c8 100644
--- a/draft-ietf-quic-recovery.md
+++ b/draft-ietf-quic-recovery.md
@@ -426,7 +426,8 @@ rttvar = kInitialRtt / 2
 RTT samples for the network path are recorded in latest_rtt; see
 {{latest-rtt}}. On the first RTT sample after initialization, the estimator is
 reset using that sample. This ensures that the estimator retains no history of
-past samples.
+past samples.  Packets sent on other paths do not contribute RTT samples to the
+current path, as described in {{Section 9.4 of QUIC-TRANSPORT}}.
 
 On the first RTT sample after initialization, smoothed_rtt and rttvar are set as
 follows:
@@ -808,6 +809,10 @@ loss of these packets and MAY use that information to adjust the congestion
 controller or the rate of ACK-only packets being sent, but this document does
 not describe a mechanism for doing so.
 
+The congestion controller is per path, so packets sent on other paths do not
+alter the current path's congestion controller, as described in
+{{Section 9.4 of QUIC-TRANSPORT}}.
+
 The algorithm in this document specifies and uses the controller's congestion
 window in bytes.