diff --git a/core/internal/congestion/brutal/brutal.go b/core/internal/congestion/brutal/brutal.go
index 6a705c7..a9eabe8 100644
--- a/core/internal/congestion/brutal/brutal.go
+++ b/core/internal/congestion/brutal/brutal.go
@@ -12,9 +12,10 @@ import (
 )
 
 const (
-	pktInfoSlotCount = 5 // slot index is based on seconds, so this is basically how many seconds we sample
-	minSampleCount   = 50
-	minAckRate       = 0.8
+	pktInfoSlotCount           = 5 // slot index is based on seconds, so this is basically how many seconds we sample
+	minSampleCount             = 50
+	minAckRate                 = 0.8
+	congestionWindowMultiplier = 2
 
 	debugEnv           = "HYSTERIA_BRUTAL_DEBUG"
 	debugPrintInterval = 2
@@ -76,7 +77,7 @@ func (b *BrutalSender) GetCongestionWindow() congestion.ByteCount {
 	if rtt <= 0 {
 		return 10240
 	}
-	return congestion.ByteCount(float64(b.bps) * rtt.Seconds() * 1.5 / b.ackRate)
+	return congestion.ByteCount(float64(b.bps) * rtt.Seconds() * congestionWindowMultiplier / b.ackRate)
 }
 
 func (b *BrutalSender) OnPacketSent(sentTime time.Time, bytesInFlight congestion.ByteCount,