diff --git a/go.mod b/go.mod
index d405957..4f810a5 100644
--- a/go.mod
+++ b/go.mod
@@ -7,7 +7,7 @@ go 1.22.2
 
 require (
 	cunicu.li/go-iso7816 v0.8.0
-	cunicu.li/go-ykoath/v2 v2.1.5
+	cunicu.li/go-ykoath/v2 v2.1.6
 	github.com/ebfe/scard v0.0.0-20230420082256-7db3f9b7c8a7
 	github.com/google/go-tpm v0.9.1
 	github.com/katzenpost/nyquist v0.0.10
diff --git a/go.sum b/go.sum
index 3d33cab..689cb25 100644
--- a/go.sum
+++ b/go.sum
@@ -14,6 +14,8 @@ cunicu.li/go-ykoath/v2 v2.1.4 h1:oXwWZ7iAWAfZydS/Qpwl8nDTp3hz1WgGi5SsxsSolK0=
 cunicu.li/go-ykoath/v2 v2.1.4/go.mod h1:H2Q6ZpHl92pZSm9BTL6WI76eFhju0091OKDPiXK5AYA=
 cunicu.li/go-ykoath/v2 v2.1.5 h1:KcOFWRBQLWDkUi7lOvxjcQhwSjQ+D7BPxZ9MIPYxYic=
 cunicu.li/go-ykoath/v2 v2.1.5/go.mod h1:CClv0z9G762W9FW7MjYqzTcI27DOcvw+uGIeHFnfEY4=
+cunicu.li/go-ykoath/v2 v2.1.6 h1:5FGr9L3KYcOh+pbBg1nfwPAwm/rBBp48869tmEuWi7I=
+cunicu.li/go-ykoath/v2 v2.1.6/go.mod h1:UtwdnJ5Dbku9cT20Aj77OAXKNkqtbGoxrhHF7oCkNlM=
 filippo.io/mlkem768 v0.0.0-20240221181710-5ce91625fdc1 h1:xbdqh5aDZeO0XqW896qVjKnAqRji9nkIwmsBEEbCA10=
 filippo.io/mlkem768 v0.0.0-20240221181710-5ce91625fdc1/go.mod h1:mIEHrcJ2xBlJRQwnRO0ujmZ+Rt6m6eNeCPq8E3Wkths=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=