diff --git a/internal/protocol/params.go b/internal/protocol/params.go
index 726cd18e7..f41eb227d 100644
--- a/internal/protocol/params.go
+++ b/internal/protocol/params.go
@@ -8,7 +8,7 @@ const MaxPacketSizeIPv4 = 1252
 // MaxPacketSizeIPv6 is the maximum packet size that we use for sending IPv6 packets.
 const MaxPacketSizeIPv6 = 1232
 
-const defaultMaxCongestionWindowPackets = 1000
+const defaultMaxCongestionWindowPackets = 10000
 
 // DefaultMaxCongestionWindow is the default for the max congestion window
 const DefaultMaxCongestionWindow ByteCount = defaultMaxCongestionWindowPackets * DefaultTCPMSS