diff --git a/go.mod b/go.mod
index 19c5f84..5883e25 100644
--- a/go.mod
+++ b/go.mod
@@ -6,9 +6,9 @@ module cunicu.li/hawkes
 go 1.23.3
 
 require (
-	cunicu.li/go-iso7816 v0.8.1
+	cunicu.li/go-iso7816 v0.8.4
 	cunicu.li/go-ykoath/v2 v2.1.8
-	github.com/ebfe/scard v0.0.0-20230420082256-7db3f9b7c8a7
+	github.com/ebfe/scard v0.0.0-20241214075232-7af069cabc25
 	github.com/google/go-tpm v0.9.1
 	github.com/katzenpost/nyquist v0.0.10
 	github.com/miekg/pkcs11 v1.1.2-0.20231115102856-9078ad6b9d4b
diff --git a/go.sum b/go.sum
index 3c747c6..9dba96a 100644
--- a/go.sum
+++ b/go.sum
@@ -4,6 +4,8 @@ cunicu.li/go-iso7816 v0.8.0 h1:EEQ9hAbdIbTUM0uVrWbfGnQnFjA3P/VoNj1GM71Tf5w=
 cunicu.li/go-iso7816 v0.8.0/go.mod h1:gSG/jc0iH2bykUasCbyIfnI1PFotnm76Gmk1bc7UFEg=
 cunicu.li/go-iso7816 v0.8.1 h1:3kgjW+iCwkw6DtLDh5aKUQfwpwd0zoHHyPxyDS9t7HU=
 cunicu.li/go-iso7816 v0.8.1/go.mod h1:bt5Uo0kVcv8+wbIaMdWw3YrcwdhGEDCu/arp7dsHuTY=
+cunicu.li/go-iso7816 v0.8.4 h1:EMBNdt+Fsg/4tP7kU3oWPdMdLkMI9Rq3mhRq7jpZ3js=
+cunicu.li/go-iso7816 v0.8.4/go.mod h1:FZILXo75Yln/6JivqRBWZByf94P1voaDOln9qSANktQ=
 cunicu.li/go-ykoath/v2 v2.1.6 h1:5FGr9L3KYcOh+pbBg1nfwPAwm/rBBp48869tmEuWi7I=
 cunicu.li/go-ykoath/v2 v2.1.6/go.mod h1:UtwdnJ5Dbku9cT20Aj77OAXKNkqtbGoxrhHF7oCkNlM=
 cunicu.li/go-ykoath/v2 v2.1.8 h1:8huFepHBJoK1nWVewihCihqFr2k2TfevXHeg+Jyph6Y=
@@ -15,6 +17,8 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/ebfe/scard v0.0.0-20230420082256-7db3f9b7c8a7 h1:HYAhfGa9dEemCZgGZWL5AvVsctBCsHxl2CI0HUXzHQE=
 github.com/ebfe/scard v0.0.0-20230420082256-7db3f9b7c8a7/go.mod h1:BkYEeWL6FbT4Ek+TcOBnPzEKnL7kOq2g19tTQXkorHY=
+github.com/ebfe/scard v0.0.0-20241214075232-7af069cabc25 h1:vXmXuiy1tgifTqWAAaU+ESu1goRp4B3fdhemWMMrS4g=
+github.com/ebfe/scard v0.0.0-20241214075232-7af069cabc25/go.mod h1:BkYEeWL6FbT4Ek+TcOBnPzEKnL7kOq2g19tTQXkorHY=
 github.com/go-faster/xor v1.0.0 h1:2o8vTOgErSGHP3/7XwA5ib1FTtUsNtwCoLLBjl31X38=
 github.com/go-faster/xor v1.0.0/go.mod h1:x5CaDY9UKErKzqfRfFZdfu+OSTfoZny3w5Ak7UxcipQ=
 github.com/google/go-tpm v0.9.1 h1:0pGc4X//bAlmZzMKf8iz6IsDo1nYTbYJ6FZN/rg4zdM=