diff --git a/go.mod b/go.mod
index db477ae..859d4ab 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/bitcoinschema/go-bmap
 
-go 1.24.1
+go 1.24.3
 
 require (
 	github.com/bitcoinschema/go-aip v0.3.3
@@ -11,10 +11,10 @@ require (
 	github.com/bitcoinschema/go-bpu v0.2.2
 	github.com/bitcoinschema/go-map v0.2.2
 	github.com/bitcoinschema/go-sigma v0.1.2
-	github.com/bsv-blockchain/go-sdk v1.1.22
+	github.com/bsv-blockchain/go-sdk v1.2.13
 )
 
 require (
 	github.com/pkg/errors v0.9.1 // indirect
-	golang.org/x/crypto v0.35.0 // indirect
+	golang.org/x/crypto v0.45.0 // indirect
 )
diff --git a/go.sum b/go.sum
index 41f2003..8ada563 100644
--- a/go.sum
+++ b/go.sum
@@ -14,17 +14,17 @@ github.com/bitcoinschema/go-map v0.2.2 h1:ouAceAmk+fJtW66iRzXdEU5OZSd4mYyLL3LA5S
 github.com/bitcoinschema/go-map v0.2.2/go.mod h1:oz0mMLDMSfI8gmwz+MQ1cTcSmYOhnlSdlS/lF0jIdzM=
 github.com/bitcoinschema/go-sigma v0.1.2 h1:tFNlZZ8QnSokHlWL/39+NCzC1x2lTO3uOJhcvBkC1TE=
 github.com/bitcoinschema/go-sigma v0.1.2/go.mod h1:9mkkvkONfiSCPPTQimJYNp+5darSfSxZbuD225AGq9M=
-github.com/bsv-blockchain/go-sdk v1.1.22 h1:R5o9spVEfCAt64We1CdyHkCuYT1sdTSfKXp3R10UMkI=
-github.com/bsv-blockchain/go-sdk v1.1.22/go.mod h1:d0HXzhHy21t+7z+LBpDhGyJSBJb8S5HiAmHsBtRKddQ=
+github.com/bsv-blockchain/go-sdk v1.2.13 h1:jcIff1WWAchtgxHJO80Y57LbxmwUG0rS48pmY6SvgnM=
+github.com/bsv-blockchain/go-sdk v1.2.13/go.mod h1:HugEqK6K46nUAN0Xr9xq0HW8QHtpJmAg05NmcxPc1Lk=
 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/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
-github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
-golang.org/x/crypto v0.35.0 h1:b15kiHdrGCHrP6LvwaQ3c03kgNhhiMgvlhxHQhmg2Xs=
-golang.org/x/crypto v0.35.0/go.mod h1:dy7dXNW32cAb/6/PRuTNsix8T+vJAqvuIy5Bli/x0YQ=
+github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U=
+github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
+golang.org/x/crypto v0.45.0 h1:jMBrvKuj23MTlT0bQEOBcAE0mjg8mK9RXFhRH6nyF3Q=
+golang.org/x/crypto v0.45.0/go.mod h1:XTGrrkGJve7CYK7J8PEww4aY7gM3qMCElcJQ8n8JdX4=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=