diff --git a/pkg/registry/client.go b/pkg/registry/client.go
index 25b2a7c4a..b14b767b2 100644
--- a/pkg/registry/client.go
+++ b/pkg/registry/client.go
@@ -510,6 +510,7 @@ func (c *Client) Pull(ref string, options ...PullOption) (*PullResult, error) {
 	}
 	memoryStore := memory.New()
 	allowedMediaTypes := []string{
+		ocispec.MediaTypeImageIndex,
 		ocispec.MediaTypeImageManifest,
 		ConfigMediaType,
 	}