diff --git a/go.mod b/go.mod
index c20b5e0b..3f8445c8 100644
--- a/go.mod
+++ b/go.mod
@@ -7,7 +7,7 @@ require (
 	github.com/enfein/mieru/v3 v3.38.2
 	github.com/go-acme/lego/v4 v4.35.2
 	github.com/google/uuid v1.6.0
-	github.com/pion/dtls/v3 v3.1.11
+	github.com/pion/dtls/v3 v3.1.15
 	github.com/pion/transport/v5 v5.1.1
 	github.com/sagernet/sing v0.9.6
 	github.com/sagernet/sing-anytls v0.0.0-20260928104022-580984e4d8cb
diff --git a/go.sum b/go.sum
index aa64363d..c62a4bce 100644
--- a/go.sum
+++ b/go.sum
@@ -26,8 +26,8 @@ github.com/miekg/dns v1.1.72 h1:vhmr+TF2A3tuoGNkLDFK9zi36F2LS+hKTRW0Uf8kbzI=
 github.com/miekg/dns v1.1.72/go.mod h1:+EuEPhdHOsfk6Wk5TT2CzssZdqkmFhf8r+aVyDEToIs=
 github.com/ncruces/go-strftime v1.0.0 h1:HMFp8mLCTPp341M/ZnA4qaf7ZlsbTc+miZjCLOFAw7w=
 github.com/ncruces/go-strftime v1.0.0/go.mod h1:Fwc5htZGVVkseilnfgOVb9mKy6w1naJmn9CehxcKcls=
-github.com/pion/dtls/v3 v3.1.11 h1:AkGSp84QpI933E3FE5sPdIxsjWYTmDtMUGG9liJNNww=
-github.com/pion/dtls/v3 v3.1.11/go.mod h1:iKFQNYrjsN2TiA2YKKMqB9MOZaFpjFULBI/A4sW0eyc=
+github.com/pion/dtls/v3 v3.1.15 h1:okWk5LNwU21DfhvG8z4wm45knHVSPEdkihwp6BxfQcc=
+github.com/pion/dtls/v3 v3.1.15/go.mod h1:iKFQNYrjsN2TiA2YKKMqB9MOZaFpjFULBI/A4sW0eyc=
 github.com/pion/logging v0.2.4 h1:tTew+7cmQ+Mc1pTBLKH2puKsOvhm32dROumOZ655zB8=
 github.com/pion/logging v0.2.4/go.mod h1:DffhXTKYdNZU+KtJ5pyQDjvOAh/GsNSyv1lbkFbe3so=
 github.com/pion/transport/v5 v5.1.1 h1:Sauq8YJqRopgRfIgnpfKpdpKG14g0N4jWlRgpWsEfN8=