diff --git a/src/libaas/basyx/asset/assetinformation.h b/src/libaas/basyx/asset/assetinformation.h
index 780f311..8eeb3db 100644
--- a/src/libaas/basyx/asset/assetinformation.h
+++ b/src/libaas/basyx/asset/assetinformation.h
@@ -4,7 +4,6 @@
 #include <basyx/reference.h>
 #include <basyx/identifiable.h>
 #include <basyx/identifierkeyvaluepair.h>
-#include <basyx/asset/asset.h>
 
 #include <basyx/enums/AssetKind.h>
 
@@ -17,10 +16,9 @@ class AssetInformation
 {
 private:
 	AssetKind assetKind;
-	util::optional<Asset> asset;
-   util::optional<Identifier> globalAssetIdRef;
+   util::optional<Identifier> globalAssetId;
 	std::vector<IdentifierKeyValuePair> specificAssetId;
-	std::vector<Reference> billOfMaterial;
+   util::optional<Identifier> assetType;
 	util::optional<File> defaultThumbnail;
 public:
 	AssetInformation(AssetKind assetkind) : assetKind(assetkind) {};
@@ -34,25 +32,18 @@ class AssetInformation
 	AssetKind getAssetKind() const { return assetKind; };
 	void setAssetKind(AssetKind kind) { this->assetKind = kind; };
 
-	void setAsset(Asset asset) { 
-		//this->globalAssetIdRef = asset;
-		this->asset.emplace(std::move(asset)); 
-	};
-	const util::optional<Asset> & getAsset() const { return asset; };
-
-   const util::optional<Identifier> & getGlobalAssetId() const { return this->globalAssetIdRef; };
-   void setGlobalAssetId(Identifier globalAssetId) { this->globalAssetIdRef.emplace(std::move(globalAssetId)); };
-
-	const util::optional<File> & getDefaultThumbnail() const { return defaultThumbnail; };
-	void setDefaultThumbnail(File file) { this->defaultThumbnail.emplace(std::move(file)); };
-
-	void addBillOfMaterial(Reference bom) { this->billOfMaterial.emplace_back(std::move(bom)); };
-	const std::vector<Reference> & getBillOfMaterials() const { return this->billOfMaterial; };
-	std::vector<Reference> & getBillOfMaterials() { return this->billOfMaterial; };
+   const util::optional<Identifier> & getGlobalAssetId() const { return this->globalAssetId; };
+   void setGlobalAssetId(Identifier globalAssetId) { this->globalAssetId.emplace(std::move(globalAssetId)); };
 
 	void addSpecificAssetId(IdentifierKeyValuePair specificAssetId) { this->specificAssetId.emplace_back(std::move(specificAssetId)); };
 	const std::vector<IdentifierKeyValuePair> & getSpecificAssetIds() const { return this->specificAssetId; };
 	std::vector<IdentifierKeyValuePair> & getSpecificAssetIds() { return this->specificAssetId; };
+
+   const util::optional<Identifier> & getAssetType() const { return this->assetType; };
+   void setAssetType(Identifier assetType) { this->assetType.emplace(std::move(assetType)); };
+
+   const util::optional<File> & getDefaultThumbnail() const { return defaultThumbnail; };
+   void setDefaultThumbnail(File file) { this->defaultThumbnail.emplace(std::move(file)); };
 };