diff --git a/go.mod b/go.mod
index 4678a8c8129..d78499c29da 100644
--- a/go.mod
+++ b/go.mod
@@ -30,7 +30,7 @@ require (
 	github.com/open-policy-agent/opa v0.52.0
 	github.com/pkg/errors v0.9.1
 	github.com/secure-systems-lab/go-securesystemslib v0.6.0
-	github.com/sigstore/fulcio v1.3.2
+	github.com/sigstore/fulcio v1.3.4
 	github.com/sigstore/rekor v1.2.2
 	github.com/sigstore/sigstore v1.7.1
 	github.com/sigstore/sigstore/pkg/signature/kms/aws v1.7.1
@@ -255,7 +255,7 @@ require (
 	google.golang.org/genproto v0.0.0-20230530153820-e85fd2cbaebc // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20230530153820-e85fd2cbaebc // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20230629202037-9506855d4529 // indirect
-	google.golang.org/grpc v1.56.1 // indirect
+	google.golang.org/grpc v1.56.2 // indirect
 	google.golang.org/protobuf v1.31.0 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/ini.v1 v1.67.0 // indirect
diff --git a/go.sum b/go.sum
index 6f55170f758..ad2639499ee 100644
--- a/go.sum
+++ b/go.sum
@@ -812,8 +812,8 @@ github.com/segmentio/ksuid v1.0.4/go.mod h1:/XUiZBD3kVx5SmUOl55voK5yeAbBNNIed+2O
 github.com/shibumi/go-pathspec v1.3.0 h1:QUyMZhFo0Md5B8zV8x2tesohbb5kfbpTi9rBnKh5dkI=
 github.com/shibumi/go-pathspec v1.3.0/go.mod h1:Xutfslp817l2I1cZvgcfeMQJG5QnU2lh5tVaaMCl3jE=
 github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc=
-github.com/sigstore/fulcio v1.3.2 h1:92ubG3JPgpjeKKFWROoWj095SvVKBdbolq22t95qBUg=
-github.com/sigstore/fulcio v1.3.2/go.mod h1:RCktAN81mgf6fz7ydiT6X2mSjhMGxaRXfCCa7srztTo=
+github.com/sigstore/fulcio v1.3.4 h1:ZpR0eK8CdxYvIiXYR/mbcpB4GCPjVuE44vQsf65dfH8=
+github.com/sigstore/fulcio v1.3.4/go.mod h1:7QQMi1lDVhxIYR8IE7buT4FE+WR0lRPTEl19CcmjvXk=
 github.com/sigstore/rekor v1.2.2 h1:5JK/zKZvcQpL/jBmHvmFj3YbpDMBQnJQ6ygp8xdF3bY=
 github.com/sigstore/rekor v1.2.2/go.mod h1:FGnWBGWzeNceJnp0x9eDFd41mI8aQqCjj+Zp0IEs0Qg=
 github.com/sigstore/sigstore v1.7.1 h1:fCATemikcBK0cG4+NcM940MfoIgmioY1vC6E66hXxks=
@@ -1376,8 +1376,8 @@ google.golang.org/grpc v1.34.0/go.mod h1:WotjhfgOW/POjDeRt8vscBtXq+2VjORFy659qA5
 google.golang.org/grpc v1.35.0/go.mod h1:qjiiYl8FncCW8feJPdyg3v6XW24KsRHe+dy9BAGRRjU=
 google.golang.org/grpc v1.36.0/go.mod h1:qjiiYl8FncCW8feJPdyg3v6XW24KsRHe+dy9BAGRRjU=
 google.golang.org/grpc v1.45.0/go.mod h1:lN7owxKUQEqMfSyQikvvk5tf/6zMPsrK+ONuO11+0rQ=
-google.golang.org/grpc v1.56.1 h1:z0dNfjIl0VpaZ9iSVjA6daGatAYwPGstTjt5vkRMFkQ=
-google.golang.org/grpc v1.56.1/go.mod h1:I9bI3vqKfayGqPUAwGdOSu7kt6oIJLixfffKrpXqQ9s=
+google.golang.org/grpc v1.56.2 h1:fVRFRnXvU+x6C4IlHZewvJOVHoOv1TUuQyoRsYnB4bI=
+google.golang.org/grpc v1.56.2/go.mod h1:I9bI3vqKfayGqPUAwGdOSu7kt6oIJLixfffKrpXqQ9s=
 google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
 google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
 google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=