diff --git a/pkg/cmd/attestation/download/download.go b/pkg/cmd/attestation/download/download.go
index ebc884590..7154a6edd 100644
--- a/pkg/cmd/attestation/download/download.go
+++ b/pkg/cmd/attestation/download/download.go
@@ -20,7 +20,7 @@ func NewDownloadCmd(f *cmdutil.Factory, runF func(*Options) error) *cobra.Comman
 	opts := &Options{}
 	downloadCmd := &cobra.Command{
 		Use:   "download [<file-path> | oci://<image-uri>] [--owner | --repo]",
-		Args:  cobra.ExactArgs(1),
+		Args:  cmdutil.MinimumArgs(1, "must specify file path or container image URI, as well as one of --owner or --repo"),
 		Short: "Download an artifact's Sigstore bundle(s) for offline use",
 		Long: heredoc.Docf(`
 			Download an artifact's attestations, aka Sigstore bundle(s), for offline use.
diff --git a/pkg/cmd/attestation/verify/verify.go b/pkg/cmd/attestation/verify/verify.go
index d8b93dd3f..ef5f8ef75 100644
--- a/pkg/cmd/attestation/verify/verify.go
+++ b/pkg/cmd/attestation/verify/verify.go
@@ -20,7 +20,7 @@ func NewVerifyCmd(f *cmdutil.Factory, runF func(*Options) error) *cobra.Command
 	opts := &Options{}
 	verifyCmd := &cobra.Command{
 		Use:   "verify [<file-path> | oci://<image-uri>] [--owner | --repo]",
-		Args:  cobra.ExactArgs(1),
+		Args:  cmdutil.MinimumArgs(1, "must specify file path or container image URI, as well as one of --owner or --repo"),
 		Short: "Verify an artifact's integrity using attestations",
 		Long: heredoc.Docf(`
 			Verify the integrity and provenance of an artifact using its associated