diff --git a/modules/datatypes/metadata.py b/modules/datatypes/metadata.py
index 7d0a3e7..b98c88a 100644
--- a/modules/datatypes/metadata.py
+++ b/modules/datatypes/metadata.py
@@ -68,8 +68,8 @@ class ImageMetadata:
         w = from_union([from_int, from_none], obj.get("w"))
         h = from_union([from_int, from_none], obj.get("h"))
         tags = from_list(from_str, obj.get("tags"))
-        exifdata = from_union([from_native_dict, from_none], obj.get("exifdata"))
-        xmp = from_union([from_native_dict, from_none], obj.get("xmp"))
+        exifdata = from_union([lambda x: from_native_dict(dict, x), from_none], obj.get("exifdata"))
+        xmp = from_union([lambda x: from_native_dict(dict, x), from_none], obj.get("xmp"))
         src = from_str(obj.get("src"))
         msrc = from_str(obj.get("msrc"))
         name = from_str(obj.get("name"))