diff --git a/src/go.mod b/src/go.mod
index 3ed7b6956..ed7211c85 100644
--- a/src/go.mod
+++ b/src/go.mod
@@ -9,7 +9,7 @@ require (
 	code.cloudfoundry.org/go-loggregator/v10 v10.3.1
 	code.cloudfoundry.org/go-metric-registry v0.0.0-20260526123058-84feb65e848f
 	code.cloudfoundry.org/go-pubsub v0.0.0-20251204080526-f88eccbecd26
-	code.cloudfoundry.org/tlsconfig v0.56.0
+	code.cloudfoundry.org/tlsconfig v0.57.0
 	github.com/cloudfoundry/noaa/v2 v2.6.0
 	github.com/cloudfoundry/sonde-go v0.0.0-20260526083715-66f310f13c26
 	github.com/gorilla/handlers v1.5.2
diff --git a/src/go.sum b/src/go.sum
index 1df77c44d..fc05340bb 100644
--- a/src/go.sum
+++ b/src/go.sum
@@ -10,8 +10,8 @@ code.cloudfoundry.org/go-metric-registry v0.0.0-20260526123058-84feb65e848f h1:Y
 code.cloudfoundry.org/go-metric-registry v0.0.0-20260526123058-84feb65e848f/go.mod h1:4Y0F7YJbUSKzALmhX0DSsY5YgO+mF/4ik7oYbSiiaeI=
 code.cloudfoundry.org/go-pubsub v0.0.0-20251204080526-f88eccbecd26 h1:fXQbh80O2qLsEM3cegK9hyNiGj448CqqAzdzDSCYiVo=
 code.cloudfoundry.org/go-pubsub v0.0.0-20251204080526-f88eccbecd26/go.mod h1:QxOFtPAFdKuZ2+ZsNW9GcMfxc8wAucVJ7dCuai+H6+s=
-code.cloudfoundry.org/tlsconfig v0.56.0 h1:e14srEFrmPLKZ72Ypt9UHU0ugeUNwPbEMNfQKPW4RFE=
-code.cloudfoundry.org/tlsconfig v0.56.0/go.mod h1:ndDtw7ix5kZp8GR/AO/7E6BrhGaAA7HJ49Gkl8hkO/g=
+code.cloudfoundry.org/tlsconfig v0.57.0 h1:Kq+K4FNb/jDZxJ7E+l619c7ekDrNV6EYv3r6AszRMOU=
+code.cloudfoundry.org/tlsconfig v0.57.0/go.mod h1:C7+gD2NiT/00LliHJOGJhpjO9myczswc3uvv2++payw=
 filippo.io/edwards25519 v1.2.0 h1:crnVqOiS4jqYleHd9vaKZ+HKtHfllngJIiOpNpoJsjo=
 filippo.io/edwards25519 v1.2.0/go.mod h1:xzAOLCNug/yB62zG1bQ8uziwrIqIuxhctzJT18Q77mc=
 github.com/Masterminds/semver/v3 v3.5.0 h1:kQceYJfbupGfZOKZQg0kou0DgAKhzDg2NZPAwZ/2OOE=
diff --git a/src/vendor/modules.txt b/src/vendor/modules.txt
index 148b3333b..ee8f4eb6f 100644
--- a/src/vendor/modules.txt
+++ b/src/vendor/modules.txt
@@ -19,7 +19,7 @@ code.cloudfoundry.org/go-metric-registry
 code.cloudfoundry.org/go-pubsub
 code.cloudfoundry.org/go-pubsub/internal/node
 code.cloudfoundry.org/go-pubsub/pubsub-gen/setters
-# code.cloudfoundry.org/tlsconfig v0.56.0
+# code.cloudfoundry.org/tlsconfig v0.57.0
 ## explicit; go 1.25.1
 code.cloudfoundry.org/tlsconfig
 code.cloudfoundry.org/tlsconfig/certtest