diff --git a/go.mod b/go.mod
index fb34901d4..bb17327ba 100644
--- a/go.mod
+++ b/go.mod
@@ -31,7 +31,7 @@ require (
 	github.com/ryanuber/go-glob v1.0.0
 	github.com/sigstore/cosign/v2 v2.2.0
 	github.com/sigstore/rekor v1.3.2
-	github.com/sigstore/sigstore v1.7.4
+	github.com/sigstore/sigstore v1.7.5
 	github.com/stretchr/testify v1.8.4
 	github.com/theupdateframework/go-tuf v0.6.1
 	github.com/titanous/rocacheck v0.0.0-20171023193734-afe73141d399
@@ -265,7 +265,7 @@ require (
 	golang.org/x/tools v0.13.0 // indirect
 	gomodules.xyz/jsonpatch/v2 v2.2.0 // indirect
 	google.golang.org/api v0.147.0 // indirect
-	google.golang.org/appengine v1.6.7 // indirect
+	google.golang.org/appengine v1.6.8 // indirect
 	google.golang.org/genproto v0.0.0-20231002182017-d307bd883b97 // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20231002182017-d307bd883b97 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20231009173412-8bfb1ae86b6c // indirect
diff --git a/go.sum b/go.sum
index b8f38487f..8712fba91 100644
--- a/go.sum
+++ b/go.sum
@@ -848,8 +848,8 @@ github.com/sigstore/cosign/v2 v2.2.0 h1:MV/ALD1/e/JgxXXCdCNxlIRk2NB3Irb4MKPozd8S
 github.com/sigstore/cosign/v2 v2.2.0/go.mod h1:Kcm7lTZbpiEpA3wPCqRygTUdLpX8CNT+36rODTCBr1M=
 github.com/sigstore/rekor v1.3.2 h1:o0M/hGYpYhleenrYaMQbJha/w8Zj0Z7vEuND2eZq/Zo=
 github.com/sigstore/rekor v1.3.2/go.mod h1:FYtgwFhBzcmvszqQ24yHVRAPweKoq2BXyGNiB3UT6jM=
-github.com/sigstore/sigstore v1.7.4 h1:Fyqn6OKOVsYnV0Vs6JhG5t+q0u7Gj6R5dJ52kUVteLs=
-github.com/sigstore/sigstore v1.7.4/go.mod h1:5MxR9PrWYGk5I3sXgdnrMUOLbwFPuAUNtWPm3VwOjkc=
+github.com/sigstore/sigstore v1.7.5 h1:ij55dBhLwjICmLTBJZm7SqoQLdsu/oowDanACcJNs48=
+github.com/sigstore/sigstore v1.7.5/go.mod h1:9OCmYWhzuq/G4e1cy9m297tuMRJ1LExyrXY3ZC3Zt/s=
 github.com/sigstore/sigstore/pkg/signature/kms/aws v1.7.4 h1:zIqB/IB8qVJBjazd+fjI6XZlE9f8s5HxnOllHAeTTew=
 github.com/sigstore/sigstore/pkg/signature/kms/aws v1.7.4/go.mod h1:eorFqzSo/RDsBfl97Ui/mKXw0YQ9qLDT1RhMYiuvPf8=
 github.com/sigstore/sigstore/pkg/signature/kms/azure v1.7.5 h1:gLdNJJo+xMf7+IeFRlyA/Pjavndo9rivmf5ioYeuPmM=
@@ -1238,6 +1238,7 @@ golang.org/x/text v0.3.4/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.5/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
+golang.org/x/text v0.3.8/go.mod h1:E6s5w1FMmriuDzIBO73fBruAKo1PCIq6d2Q6DHfQ8WQ=
 golang.org/x/text v0.4.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/text v0.8.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
@@ -1344,8 +1345,9 @@ google.golang.org/appengine v1.5.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7
 google.golang.org/appengine v1.6.1/go.mod h1:i06prIuMbXzDqacNJfV5OdTW448YApPu5ww/cMBSeb0=
 google.golang.org/appengine v1.6.5/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc=
 google.golang.org/appengine v1.6.6/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc=
-google.golang.org/appengine v1.6.7 h1:FZR1q0exgwxzPzp/aF+VccGrSfxfPpkBqjIIEq3ru6c=
 google.golang.org/appengine v1.6.7/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc=
+google.golang.org/appengine v1.6.8 h1:IhEN5q69dyKagZPYMSdIjS2HqprW324FRQZJcGqPAsM=
+google.golang.org/appengine v1.6.8/go.mod h1:1jJ3jBArFh5pcgW8gCtRJnepW8FzD1V44FJffLiz/Ds=
 google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
 google.golang.org/genproto v0.0.0-20190307195333-5fe7a883aa19/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
 google.golang.org/genproto v0.0.0-20190418145605-e7d98fc518a7/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=