diff --git a/go.mod b/go.mod
index bfe2a9ec8..91614fe10 100644
--- a/go.mod
+++ b/go.mod
@@ -20,7 +20,7 @@ require (
 	github.com/quic-go/qtls-go1-19 v0.2.1
 	github.com/quic-go/qtls-go1-20 v0.1.1
 	github.com/quic-go/quic-go v0.33.0
-	github.com/refraction-networking/utls v1.3.0
+	github.com/refraction-networking/utls v1.3.1
 	github.com/seiflotfy/cuckoofilter v0.0.0-20220411075957-e3b120b3f5fb
 	github.com/stretchr/testify v1.8.2
 	github.com/v2fly/BrowserBridge v0.0.0-20210430233438-0570fc1d7d08
diff --git a/go.sum b/go.sum
index 89180e0bd..6548847d2 100644
--- a/go.sum
+++ b/go.sum
@@ -261,8 +261,8 @@ github.com/quic-go/qtls-go1-20 v0.1.1 h1:KbChDlg82d3IHqaj2bn6GfKRj84Per2VGf5XV3w
 github.com/quic-go/qtls-go1-20 v0.1.1/go.mod h1:JKtK6mjbAVcUTN/9jZpvLbGxvdWIKS8uT7EiStoU1SM=
 github.com/quic-go/quic-go v0.33.0 h1:ItNoTDN/Fm/zBlq769lLJc8ECe9gYaW40veHCCco7y0=
 github.com/quic-go/quic-go v0.33.0/go.mod h1:YMuhaAV9/jIu0XclDXwZPAsP/2Kgr5yMYhe9oxhhOFA=
-github.com/refraction-networking/utls v1.3.0 h1:ce8s01ETzaohxYIrij8//hlYxuFK9gb9teeC/iOQaT0=
-github.com/refraction-networking/utls v1.3.0/go.mod h1:kHXvVB66a4BzVRYC4Em7e1HAfp7uwOCCw0+2CZ3sMY8=
+github.com/refraction-networking/utls v1.3.1 h1:3zVomUqx7nCmyGuU/6kYA/jp5NcqX8KQSGko8pY5Ch4=
+github.com/refraction-networking/utls v1.3.1/go.mod h1:kHXvVB66a4BzVRYC4Em7e1HAfp7uwOCCw0+2CZ3sMY8=
 github.com/riobard/go-bloom v0.0.0-20200614022211-cdc8013cb5b3 h1:f/FNXud6gA3MNr8meMVVGxhp+QBTqY91tM8HjEuMjGg=
 github.com/riobard/go-bloom v0.0.0-20200614022211-cdc8013cb5b3/go.mod h1:HgjTstvQsPGkxUsCd2KWxErBblirPizecHcpD3ffK+s=
 github.com/rogpeppe/fastuuid v0.0.0-20150106093220-6724a57986af/go.mod h1:XWv6SoW27p1b0cqNHllgS5HIMJraePCO15w5zCzIWYg=