diff --git a/go.mod b/go.mod
index 2cc76a45..64e72d35 100644
--- a/go.mod
+++ b/go.mod
@@ -5,7 +5,7 @@ go 1.19
 require (
 	cloud.google.com/go/kms v1.15.0
 	github.com/certusone/yubihsm-go v0.3.0
-	github.com/decred/dcrd/dcrec/secp256k1/v4 v4.1.0
+	github.com/decred/dcrd/dcrec/secp256k1/v4 v4.2.0
 	github.com/ecadlabs/goblst v1.0.0
 	github.com/ecadlabs/gotez v1.0.0
 	github.com/go-playground/validator/v10 v10.14.1
diff --git a/go.sum b/go.sum
index f4c60fda..cc91633f 100644
--- a/go.sum
+++ b/go.sum
@@ -33,8 +33,8 @@ github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ3
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 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/decred/dcrd/dcrec/secp256k1/v4 v4.1.0 h1:HbphB4TFFXpv7MNrT52FGrrgVXF1owhMVTHFZIlnvd4=
-github.com/decred/dcrd/dcrec/secp256k1/v4 v4.1.0/go.mod h1:DZGJHZMqrU4JJqFAWUS2UO1+lbSKsdiOoYi9Zzey7Fc=
+github.com/decred/dcrd/dcrec/secp256k1/v4 v4.2.0 h1:8UrgZ3GkP4i/CLijOJx79Yu+etlyjdBU4sfcs2WYQMs=
+github.com/decred/dcrd/dcrec/secp256k1/v4 v4.2.0/go.mod h1:v57UDF4pDQJcEfFUCRop3lJL149eHGSe9Jvczhzjo/0=
 github.com/ecadlabs/goblst v1.0.0 h1:8/e3SQGwqbV0+ul+pg0aSNFfC3lgQcvEed3VdDBXSl8=
 github.com/ecadlabs/goblst v1.0.0/go.mod h1:s67gqaOol9o6fguh+evH75X5uQniOhv1HG/EU8xPLPY=
 github.com/ecadlabs/gotez v1.0.0 h1:/+xAO6ZbwnENGs1IE4+raZk6Suy2E8SRJb6VD1b0+34=