diff --git a/src/Controllers/AssetsController.cs b/src/Controllers/AssetsController.cs
index 2d3002c..463a23d 100644
--- a/src/Controllers/AssetsController.cs
+++ b/src/Controllers/AssetsController.cs
@@ -1,6 +1,7 @@
 using Microsoft.AspNetCore.Mvc;
 using Berufsschule_HAM.Models;
 using Berufsschule_HAM.Services;
+using Berufsschule_HAM.Helpers;
 using System.Text.Json;
 using Novell.Directory.Ldap;
 using Microsoft.AspNetCore.Authorization;
@@ -79,36 +80,7 @@ public class AssetsController : Controller
             }
             if (assetModel.Description != null)
             {
-                var assetDescription = new AssetDescription();
-
-                if (assetModel.Description.Type != null)
-                {
-                    assetDescription.Type = assetModel.Description.Type;
-                }
-                if (assetModel.Description.Purchase != null)
-                {
-                    var purchase = new AssetPurchase();
-                    if (assetModel.Description.Purchase.PurchasedAt != null)
-                    {
-                        purchase.PurchasedAt = assetModel.Description.Purchase.PurchasedAt;
-                    }
-                    if (assetModel.Description.Purchase.PurchaseDate != null)
-                    {
-                        purchase.PurchaseDate = assetModel.Description.Purchase.PurchaseDate;
-                    }
-                    if (assetModel.Description.Purchase.PurchasedBy != null)
-                    {
-                        purchase.PurchasedBy = assetModel.Description.Purchase.PurchasedBy;
-                    }
-                    if (assetModel.Description.Purchase.PurchaseValue != null)
-                    {
-                        purchase.PurchaseValue = assetModel.Description.Purchase.PurchaseValue;
-                    }
-
-                    assetDescription.Purchase = purchase;
-                }
-
-                attributeSet.Add(new LdapAttribute("description", JsonSerializer.Serialize(assetDescription)));
+                attributeSet.Add(new LdapAttribute("description", JsonSerializer.Serialize(assetModel.Description)));
             }
 
             await _ldap.CreateAsset(attributeSet);
@@ -188,25 +160,8 @@ public class AssetsController : Controller
             if (requestModel.Description is not null)
             {
                 AssetModel? asset = null;
-                if (requestModel.Description.Type is null)
-                {
-                    asset ??= await _ldap.GetAssetByCnAsync(cn);
-                    requestModel.Description.Type = asset.Description?.Type;
-                }
-                if (requestModel.Description.Purchase is not null)
-                {
-                    asset ??= await _ldap.GetAssetByCnAsync(cn);
-                    requestModel.Description.Purchase.PurchasedAt ??= asset.Description?.Purchase?.PurchasedAt;
-                    requestModel.Description.Purchase.PurchaseDate ??= asset.Description?.Purchase?.PurchaseDate;
-                    requestModel.Description.Purchase.PurchasedBy ??= asset.Description?.Purchase?.PurchasedBy;
-                    requestModel.Description.Purchase.PurchaseValue ??= asset.Description?.Purchase?.PurchaseValue;
-                }
-
-                if (requestModel.Description.Purchase is null)
-                {
-                    asset ??= await _ldap.GetAssetByCnAsync(cn);
-                    requestModel.Description.Purchase = asset.Description?.Purchase;
-                }
+                asset = await _ldap.GetAssetByCnAsync(cn);
+                AttributesHelper.UpdateNonNullProperties(requestModel.Description, asset.Description);
                 await _ldap.UpdateAsset(cn, "description", JsonSerializer.Serialize(requestModel.Description));
             }
 
diff --git a/src/Helpers/AttributesHelper.cs b/src/Helpers/AttributesHelper.cs
new file mode 100644
index 0000000..385a574
--- /dev/null
+++ b/src/Helpers/AttributesHelper.cs
@@ -0,0 +1,32 @@
+namespace Berufsschule_HAM.Helpers;
+
+public static class AttributesHelper
+{
+    public static void UpdateNonNullProperties(object source, object target)
+    {
+        if (source == null || target == null) return;
+
+        var sourceProperties = source.GetType().GetProperties();
+        var targetProperties = target.GetType().GetProperties();
+
+        foreach (var sourceProperty in sourceProperties)
+        {
+            if (sourceProperty.CanRead)
+            {
+                var sourceValue = sourceProperty.GetValue(source);
+
+                if (sourceValue == null) continue;
+
+                var targetProperty = targetProperties.FirstOrDefault(p =>
+                    p.Name == sourceProperty.Name &&
+                    p.CanWrite &&
+                    p.PropertyType == sourceProperty.PropertyType);
+
+                if (targetProperty != null)
+                {
+                    targetProperty.SetValue(target, sourceValue);
+                }
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/Models/AssetsModel.cs b/src/Models/AssetsModel.cs
index ed0832b..632776f 100644
--- a/src/Models/AssetsModel.cs
+++ b/src/Models/AssetsModel.cs
@@ -34,6 +34,9 @@ public class AssetModel
 public class AssetDescription
 {
     public string? Type { get; set; }
+    public string? Make { get; set; }
+    public string? Model { get; set; }
+    public Dictionary<string, string>? Attributes { get; set; }
     public AssetPurchase? Purchase { get; set; }
 }
 
diff --git a/src/Models/AssetsRequestModels.cs b/src/Models/AssetsRequestModels.cs
index 2bdda96..6c63102 100644
--- a/src/Models/AssetsRequestModels.cs
+++ b/src/Models/AssetsRequestModels.cs
@@ -1,9 +1,12 @@
+using Microsoft.AspNetCore.Mvc;
+
 namespace Berufsschule_HAM.Models;
 
 public class AssetsModifyRequestModel
 {
     public required string Cn { get; set; }
     public string? NewCn { get; set; } = null;
+    [FromBody]
     public AssetDescription? Description { get; set; } = null;
     public string? Location { get; set; } = null;
     public string? Name { get; set; } = null;