diff --git a/proxy/extractor.go b/proxy/extractor.go
index 6416163..bb2e39b 100644
--- a/proxy/extractor.go
+++ b/proxy/extractor.go
@@ -225,7 +225,7 @@ func (ex *Extractor) SaveToC() (res *ApiResponse, err error) {
 		return nil, errors.Wrapf(err, "failed to cache ToC")
 	}
 
-	if desc.MediaType == types.DockerManifestSchema2 {
+	if desc.MediaType == types.DockerManifestSchema2 || desc.MediaType == types.OCIManifestSchema1 {
 		// single manifest image
 		// "application/vnd.docker.distribution.manifest.v2+json"
 
diff --git a/util/convertor.go b/util/convertor.go
index 76f633f..d068504 100644
--- a/util/convertor.go
+++ b/util/convertor.go
@@ -327,7 +327,7 @@ func (c *Convertor) ToStarlightImage() (err error) {
 		return errors.Wrapf(err, "failed to read image")
 	}
 
-	if imgDesc.MediaType == types.DockerManifestSchema2 {
+	if imgDesc.MediaType == types.DockerManifestSchema2 || imgDesc.MediaType == types.OCIManifestSchema1 {
 		// single manifest image
 		// "application/vnd.docker.distribution.manifest.v2+json"
 		var (