diff --git a/go.mod b/go.mod
index e29d353..a0c197a 100644
--- a/go.mod
+++ b/go.mod
@@ -8,7 +8,7 @@ require (
 	code.cloudfoundry.org/debugserver v0.23.0
 	code.cloudfoundry.org/lager/v3 v3.15.0
 	code.cloudfoundry.org/runtimeschema v0.0.0-20240514235758-31be7684c5bf
-	code.cloudfoundry.org/tlsconfig v0.8.0
+	code.cloudfoundry.org/tlsconfig v0.9.0
 	github.com/cloudfoundry/dropsonde v1.1.0
 	github.com/onsi/ginkgo/v2 v2.21.0
 	github.com/onsi/gomega v1.35.1
diff --git a/go.sum b/go.sum
index 0cc3fee..f8f7858 100644
--- a/go.sum
+++ b/go.sum
@@ -608,8 +608,8 @@ code.cloudfoundry.org/locket v0.0.0-20221110203340-76a930295e59 h1:oglZYmMS7wqvH
 code.cloudfoundry.org/locket v0.0.0-20221110203340-76a930295e59/go.mod h1:AwHLRkdXtttLXNB8RHgLfErJ2kKafH62AR2OClhy6xI=
 code.cloudfoundry.org/runtimeschema v0.0.0-20240514235758-31be7684c5bf h1:sTpfHaU+tgDeRO/fRnyr91gvf1FaJk3ZNiJHiHq4nko=
 code.cloudfoundry.org/runtimeschema v0.0.0-20240514235758-31be7684c5bf/go.mod h1:Cbw66uMLAXkeK8ZpcTUIJ9nhXNxaN742q1xS/ONrWiQ=
-code.cloudfoundry.org/tlsconfig v0.8.0 h1:2kg6Y8ix58T+84iDu1yAFEx6wsHfkg5Mah4twdtbeIs=
-code.cloudfoundry.org/tlsconfig v0.8.0/go.mod h1:S6L3WxtIy4a4wPnmtqUQXiIYlrIk7tUIXj5z+5QYqGY=
+code.cloudfoundry.org/tlsconfig v0.9.0 h1:5gXZFMTYzuN02wuP3KNcHoKcTCqcKpL4k8Qo2q1jIl0=
+code.cloudfoundry.org/tlsconfig v0.9.0/go.mod h1:P1DZ9RcPeMguVWveDyZt5PTpLTB8yVv/riz+iRFdlZk=
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
 filippo.io/edwards25519 v1.1.0 h1:FNf4tywRC1HmFuKW5xopWpigGjJKiJSV0Cqo0cJWDaA=
 filippo.io/edwards25519 v1.1.0/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4VDT4=
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 7b5fc82..92b86ca 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -19,7 +19,7 @@ code.cloudfoundry.org/lager/v3/lagertest
 # code.cloudfoundry.org/runtimeschema v0.0.0-20240514235758-31be7684c5bf
 ## explicit; go 1.20
 code.cloudfoundry.org/runtimeschema/cc_messages
-# code.cloudfoundry.org/tlsconfig v0.8.0
+# code.cloudfoundry.org/tlsconfig v0.9.0
 ## explicit; go 1.22
 code.cloudfoundry.org/tlsconfig
 # github.com/bmizerany/pat v0.0.0-20210406213842-e4b6760bdd6f