diff --git a/pkg/airgap/ociartifactsbundler.go b/pkg/airgap/ociartifactsbundler.go
index 9b6fc328d202..490768cf0958 100644
--- a/pkg/airgap/ociartifactsbundler.go
+++ b/pkg/airgap/ociartifactsbundler.go
@@ -298,7 +298,7 @@ func findSuccessors(platformMatcher platforms.MatchComparer) func(context.Contex
 
 		// Include descriptors that are referencing a previously selected digest.
 		// Mostly to include Attestation Manifests.
-		// https://github.com/moby/buildkit/blob/v0.30.0/docs/attestations/attestation-storage.md#attestation-manifest-descriptor
+		// https://github.com/moby/buildkit/blob/v0.31.0/docs/attestations/attestation-storage.md#attestation-manifest-descriptor
 		for _, desc := range discardedDescs {
 			refDigestAnnotation, ok := desc.Annotations["vnd.docker.reference.digest"]
 			if !ok {