diff --git a/router/consts.go b/router/consts.go
index c0cc0b09..af6ad0fe 100644
--- a/router/consts.go
+++ b/router/consts.go
@@ -22,7 +22,7 @@ const (
 	PMTUVerifyAttempts  = 8
 	PMTUVerifyTimeout   = 10 * time.Millisecond // gets doubled with every attempt
 	MaxDuration         = time.Duration(math.MaxInt64)
-	MaxMissedHeartbeats = 3
+	MaxMissedHeartbeats = 6
 	HeartbeatTimeout    = MaxMissedHeartbeats * SlowHeartbeat
 )