diff --git a/go.mod b/go.mod
index 3203c5c..46a6a88 100644
--- a/go.mod
+++ b/go.mod
@@ -7,7 +7,7 @@ require (
 	github.com/google/go-containerregistry v0.20.3
 	github.com/google/uuid v1.6.0
 	github.com/sebdah/goldie/v2 v2.5.5
-	github.com/sigstore/sigstore v1.8.14
+	github.com/sigstore/sigstore v1.8.15
 	github.com/spf13/cobra v1.9.1
 	github.com/spf13/pflag v1.0.6
 )
diff --git a/go.sum b/go.sum
index 6f367e3..a4ac6f8 100644
--- a/go.sum
+++ b/go.sum
@@ -61,8 +61,8 @@ github.com/sergi/go-diff v1.2.0 h1:XU+rvMAioB0UC3q1MFrIQy4Vo5/4VsRDQQXHsEya6xQ=
 github.com/sergi/go-diff v1.2.0/go.mod h1:STckp+ISIX8hZLjrqAeVduY0gWCT9IjLuqbuNXdaHfM=
 github.com/sigstore/protobuf-specs v0.4.0 h1:yoZbdh0kZYKOSiVbYyA8J3f2wLh5aUk2SQB7LgAfIdU=
 github.com/sigstore/protobuf-specs v0.4.0/go.mod h1:FKW5NYhnnFQ/Vb9RKtQk91iYd0MKJ9AxyqInEwU6+OI=
-github.com/sigstore/sigstore v1.8.14 h1:JqDkQ7PQCiCOerPRSkYr57Rj9sZO59fOcXDxvLsbNQw=
-github.com/sigstore/sigstore v1.8.14/go.mod h1:2lXojNsjZjkqu1//FWxq7qUcPB8Lq1KsR5hc+GkcC/4=
+github.com/sigstore/sigstore v1.8.15 h1:9HHnZmxjPQSTPXTCZc25HDxxSTWwsGMh/ZhWZZ39maU=
+github.com/sigstore/sigstore v1.8.15/go.mod h1:+Wa5mrG6A+Gss516YC9owy10q3IazqIRe0y1EoQRHHM=
 github.com/spf13/cobra v1.9.1 h1:CXSaggrXdbHK9CF+8ywj8Amf7PBRmPCOJugH954Nnlo=
 github.com/spf13/cobra v1.9.1/go.mod h1:nDyEzZ8ogv936Cinf6g1RU9MRY64Ir93oCnqb9wxYW0=
 github.com/spf13/pflag v1.0.6 h1:jFzHGLGAlb3ruxLB8MhbI6A8+AQX/2eW4qeyNZXNp2o=