diff --git a/prober/hack/toolz/go.mod b/prober/hack/toolz/go.mod
index d83a227..e888ecc 100644
--- a/prober/hack/toolz/go.mod
+++ b/prober/hack/toolz/go.mod
@@ -3,7 +3,7 @@ module github.com/sigstore/sigstore-probers/prober/hack/toolz
 go 1.21
 
 require (
-	github.com/google/go-containerregistry v0.19.0
+	github.com/google/go-containerregistry v0.19.1
 	github.com/sigstore/cosign/v2 v2.2.3
 	github.com/sigstore/rekor v1.3.5
 	github.com/sigstore/root-signing v0.0.2-rc
diff --git a/prober/hack/toolz/go.sum b/prober/hack/toolz/go.sum
index a30c2bc..f1bcc14 100644
--- a/prober/hack/toolz/go.sum
+++ b/prober/hack/toolz/go.sum
@@ -379,8 +379,8 @@ github.com/google/go-cmp v0.5.8/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeN
 github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
 github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
-github.com/google/go-containerregistry v0.19.0 h1:uIsMRBV7m/HDkDxE/nXMnv1q+lOOSPlQ/ywc5JbB8Ic=
-github.com/google/go-containerregistry v0.19.0/go.mod h1:u0qB2l7mvtWVR5kNcbFIhFY1hLbf8eeGapA+vbFDCtQ=
+github.com/google/go-containerregistry v0.19.1 h1:yMQ62Al6/V0Z7CqIrrS1iYoA5/oQCm88DeNujc7C1KY=
+github.com/google/go-containerregistry v0.19.1/go.mod h1:YCMFNQeeXeLF+dnhhWkqDItx/JSkH01j1Kis4PsjzFI=
 github.com/google/go-github/v55 v55.0.0 h1:4pp/1tNMB9X/LuAhs5i0KQAE40NmiR/y6prLNb9x9cg=
 github.com/google/go-github/v55 v55.0.0/go.mod h1:JLahOTA1DnXzhxEymmFF5PP2tSS9JVNj68mSZNDwskA=
 github.com/google/go-querystring v1.1.0 h1:AnCroh3fv4ZBgVIf1Iwtovgjaw/GiKJo8M8yD/fhyJ8=