diff --git a/go.mod b/go.mod
index 93c94996..a116c119 100644
--- a/go.mod
+++ b/go.mod
@@ -41,7 +41,7 @@ require (
 	github.com/metacubex/smux v0.0.0-20260105030934-d0c8756d3141
 	github.com/metacubex/tfo-go v0.0.0-20251130171125-413e892ac443
 	github.com/metacubex/tls v0.1.0
-	github.com/metacubex/utls v1.8.3
+	github.com/metacubex/utls v1.8.4
 	github.com/metacubex/wireguard-go v0.0.0-20250820062549-a6cecdd7f57f
 	github.com/miekg/dns v1.1.63 // lastest version compatible with golang1.20
 	github.com/mroth/weightedrand/v2 v2.1.0
diff --git a/go.sum b/go.sum
index c67ff6c4..99f29c70 100644
--- a/go.sum
+++ b/go.sum
@@ -144,8 +144,8 @@ github.com/metacubex/tfo-go v0.0.0-20251130171125-413e892ac443 h1:H6TnfM12tOoTiz
 github.com/metacubex/tfo-go v0.0.0-20251130171125-413e892ac443/go.mod h1:l9oLnLoEXyGZ5RVLsh7QCC5XsouTUyKk4F2nLm2DHLw=
 github.com/metacubex/tls v0.1.0 h1:1kjR/1q2uU1cZIwiHYEnWzS4L+0Cu1/X3yfIQ76BzNY=
 github.com/metacubex/tls v0.1.0/go.mod h1:0XeVdL0cBw+8i5Hqy3lVeP9IyD/LFTq02ExvHM6rzEM=
-github.com/metacubex/utls v1.8.3 h1:0m/yCxm3SK6kWve2lKiFb1pue1wHitJ8sQQD4Ikqde4=
-github.com/metacubex/utls v1.8.3/go.mod h1:kncGGVhFaoGn5M3pFe3SXhZCzsbCJayNOH4UEqTKTko=
+github.com/metacubex/utls v1.8.4 h1:HmL9nUApDdWSkgUyodfwF6hSjtiwCGGdyhaSpEejKpg=
+github.com/metacubex/utls v1.8.4/go.mod h1:kncGGVhFaoGn5M3pFe3SXhZCzsbCJayNOH4UEqTKTko=
 github.com/metacubex/wireguard-go v0.0.0-20250820062549-a6cecdd7f57f h1:FGBPRb1zUabhPhDrlKEjQ9lgIwQ6cHL4x8M9lrERhbk=
 github.com/metacubex/wireguard-go v0.0.0-20250820062549-a6cecdd7f57f/go.mod h1:oPGcV994OGJedmmxrcK9+ni7jUEMGhR+uVQAdaduIP4=
 github.com/metacubex/yamux v0.0.0-20250918083631-dd5f17c0be49 h1:lhlqpYHopuTLx9xQt22kSA9HtnyTDmk5XjjQVCGHe2E=