diff --git a/manifest/ocischema/index.go b/manifest/ocischema/index.go
index 3ae824f404a..834b02ab60f 100644
--- a/manifest/ocischema/index.go
+++ b/manifest/ocischema/index.go
@@ -37,7 +37,12 @@ func init() {
 		}
 
 		dgst := digest.FromBytes(b)
-		return m, distribution.Descriptor{Digest: dgst, Size: int64(len(b)), MediaType: v1.MediaTypeImageIndex}, err
+		return m, distribution.Descriptor{
+			MediaType:   v1.MediaTypeImageIndex,
+			Digest:      dgst,
+			Size:        int64(len(b)),
+			Annotations: m.Annotations,
+		}, err
 	}
 	err := distribution.RegisterManifestSchema(v1.MediaTypeImageIndex, imageIndexFunc)
 	if err != nil {
diff --git a/manifest/ocischema/manifest.go b/manifest/ocischema/manifest.go
index 973cd64ae4f..ab793afc969 100644
--- a/manifest/ocischema/manifest.go
+++ b/manifest/ocischema/manifest.go
@@ -30,7 +30,12 @@ func init() {
 		}
 
 		dgst := digest.FromBytes(b)
-		return m, distribution.Descriptor{Digest: dgst, Size: int64(len(b)), MediaType: v1.MediaTypeImageManifest}, err
+		return m, distribution.Descriptor{
+			MediaType:   v1.MediaTypeImageManifest,
+			Digest:      dgst,
+			Size:        int64(len(b)),
+			Annotations: m.Annotations,
+		}, err
 	}
 	err := distribution.RegisterManifestSchema(v1.MediaTypeImageManifest, ocischemaFunc)
 	if err != nil {