diff --git a/basyx/aas/adapter/json/json_deserialization.py b/basyx/aas/adapter/json/json_deserialization.py
index 3cbabe990..0ad19fb01 100644
--- a/basyx/aas/adapter/json/json_deserialization.py
+++ b/basyx/aas/adapter/json/json_deserialization.py
@@ -413,14 +413,19 @@ def _construct_value_reference_pair(cls, dct: Dict[str, object], value_format: m
     @classmethod
     def _construct_asset_information(cls, dct: Dict[str, object], object_class=model.AssetInformation)\
             -> model.AssetInformation:
-        ret = object_class(asset_kind=ASSET_KIND_INVERSE[_get_ts(dct, 'assetKind', str)])
-        cls._amend_abstract_attributes(ret, dct)
+        global_asset_id = None
+        specific_asset_id = None
         if 'globalAssetId' in dct:
-            ret.global_asset_id = cls._construct_reference(_get_ts(dct, 'globalAssetId', dict))
+            global_asset_id = cls._construct_reference(_get_ts(dct, 'globalAssetId', dict))
         if 'specificAssetIds' in dct:
+            specific_asset_id = []
             for desc_data in _get_ts(dct, "specificAssetIds", list):
-                ret.specific_asset_id.add(cls._construct_specific_asset_id(desc_data,
-                                                                           model.SpecificAssetId))
+                specific_asset_id.add(cls._construct_specific_asset_id(desc_data, model.SpecificAssetId))
+        ret = object_class(asset_kind=ASSET_KIND_INVERSE[_get_ts(dct, 'assetKind', str)],
+                           global_asset_id=global_asset_id,
+                           specific_asset_id=specific_asset_id)
+        cls._amend_abstract_attributes(ret, dct)
+
         if 'defaultThumbnail' in dct:
             ret.default_thumbnail = cls._construct_resource(_get_ts(dct, 'defaultThumbnail', dict))
         return ret
diff --git a/basyx/aas/adapter/xml/xml_deserialization.py b/basyx/aas/adapter/xml/xml_deserialization.py
index f5e85101c..c1fe2c584 100644
--- a/basyx/aas/adapter/xml/xml_deserialization.py
+++ b/basyx/aas/adapter/xml/xml_deserialization.py
@@ -985,18 +985,13 @@ def construct_specific_asset_id(cls, element: etree.Element, object_class=model.
     @classmethod
     def construct_asset_information(cls, element: etree.Element, object_class=model.AssetInformation, **_kwargs: Any) \
             -> model.AssetInformation:
-        asset_information = object_class(
-            _child_text_mandatory_mapped(element, NS_AAS + "assetKind", ASSET_KIND_INVERSE),
-        )
         global_asset_id = _failsafe_construct(element.find(NS_AAS + "globalAssetId"),
                                               cls.construct_reference, cls.failsafe)
-        if global_asset_id is not None:
-            asset_information.global_asset_id = global_asset_id
         specific_assset_ids = element.find(NS_AAS + "specificAssetIds")
-        if specific_assset_ids is not None:
-            for id in _child_construct_multiple(specific_assset_ids, NS_AAS + "specificAssetId",
-                                                cls.construct_specific_asset_id, cls.failsafe):
-                asset_information.specific_asset_id.add(id)
+        asset_information = object_class(asset_kind=_child_text_mandatory_mapped(element, NS_AAS + "assetKind",
+                                                                                 ASSET_KIND_INVERSE),
+                                         global_asset_id=global_asset_id,
+                                         specific_asset_id=specific_assset_ids)
         thumbnail = _failsafe_construct(element.find(NS_AAS + "defaultThumbnail"),
                                         cls.construct_resource, cls.failsafe)
         if thumbnail is not None: