diff --git a/internal/ackhandler/sent_packet_handler.go b/internal/ackhandler/sent_packet_handler.go
index c586495e4..ecfb029d5 100644
--- a/internal/ackhandler/sent_packet_handler.go
+++ b/internal/ackhandler/sent_packet_handler.go
@@ -88,7 +88,7 @@ func NewSentPacketHandler(
 	congestion := congestion.NewCubicSender(
 		congestion.DefaultClock{},
 		rttStats,
-		false, /* don't use reno since chromium doesn't (why?) */
+		true, // use Reno
 		protocol.InitialCongestionWindow,
 		protocol.DefaultMaxCongestionWindow,
 	)