diff --git a/go.mod b/go.mod
index 64b0b1f50c..6f0590c782 100644
--- a/go.mod
+++ b/go.mod
@@ -52,7 +52,7 @@ require (
 	github.com/sigstore/sigstore/pkg/signature/kms/aws v1.9.0
 	github.com/sigstore/sigstore/pkg/signature/kms/azure v1.9.0
 	github.com/sigstore/sigstore/pkg/signature/kms/gcp v1.9.0
-	github.com/sigstore/sigstore/pkg/signature/kms/hashivault v1.8.15
+	github.com/sigstore/sigstore/pkg/signature/kms/hashivault v1.9.0
 	github.com/spf13/cobra v1.9.1
 	github.com/stretchr/testify v1.10.0
 	github.com/zach-klippenstein/goregen v0.0.0-20160303162051-795b5e3961ea
diff --git a/go.sum b/go.sum
index ed4bf98196..5183b37b58 100644
--- a/go.sum
+++ b/go.sum
@@ -802,8 +802,8 @@ github.com/sigstore/sigstore/pkg/signature/kms/azure v1.9.0 h1:0dBSpmPEh4AS8lNX+
 github.com/sigstore/sigstore/pkg/signature/kms/azure v1.9.0/go.mod h1:ODx67hE403LbtKCtxvz8XU2xuq5CpT+4gwtBtYGMp/Y=
 github.com/sigstore/sigstore/pkg/signature/kms/gcp v1.9.0 h1:URd8dp5nRj7p5xx84Hkf1UPmscJbn09iMBiNlcLM8ws=
 github.com/sigstore/sigstore/pkg/signature/kms/gcp v1.9.0/go.mod h1:hRPwdUWX0DsubUepQrdcUcoA7aafb+nm857PKyCFlnE=
-github.com/sigstore/sigstore/pkg/signature/kms/hashivault v1.8.15 h1:mR+VaOSx2sUpaE8lXarinHcT8UXi+fKE4ESNBzDRAtQ=
-github.com/sigstore/sigstore/pkg/signature/kms/hashivault v1.8.15/go.mod h1:6olKNL2BGrsZPLbO/7kiJzZPxU74270nDI5G3HSSykw=
+github.com/sigstore/sigstore/pkg/signature/kms/hashivault v1.9.0 h1:Wo4kZ5d771AmIC24+wyM0eyfmSKXhG0jexpYvvMn8dA=
+github.com/sigstore/sigstore/pkg/signature/kms/hashivault v1.9.0/go.mod h1:3pNf99GnK9eu3XUa5ebHzgEQSVYf9hqAoPFwbwD6O6M=
 github.com/sigstore/timestamp-authority v1.2.2 h1:X4qyutnCQqJ0apMewFyx+3t7Tws00JQ/JonBiu3QvLE=
 github.com/sigstore/timestamp-authority v1.2.2/go.mod h1:nEah4Eq4wpliDjlY342rXclGSO7Kb9hoRrl9tqLW13A=
 github.com/sirupsen/logrus v1.7.0/go.mod h1:yWOB1SBYBC5VeMP7gHvWumXLIWorT60ONWic61uBYv0=