diff --git a/src/main/java/net/hostsharing/hsadminng/hs/hosting/asset/HsHostingAssetPropsController.java b/src/main/java/net/hostsharing/hsadminng/hs/hosting/asset/HsHostingAssetPropsController.java
index e15b906d..8a3f1523 100644
--- a/src/main/java/net/hostsharing/hsadminng/hs/hosting/asset/HsHostingAssetPropsController.java
+++ b/src/main/java/net/hostsharing/hsadminng/hs/hosting/asset/HsHostingAssetPropsController.java
@@ -26,17 +26,14 @@ public class HsHostingAssetPropsController implements HsHostingAssetPropsApi {
             final HsHostingAssetTypeResource assetType) {
 
         final var propValidators = HsHostingAssetValidator.forType(HsHostingAssetType.of(assetType));
-//        final List<Map<String, Object>> resource = propValidators.properties()
-//                .stream()
-//                .map(HsHostingAssetPropsController::simplifyTypeProperty)
-//                .toList();
         final List<Map<String, Object>> resource = propValidators.properties();
-        return ResponseEntity.ok((List)resource);
+        return ResponseEntity.ok(toListOfObjects(resource));
     }
 
-//    private static Map<String, Object> simplifyTypeProperty(Map<String, Object> source) {
-//        final var target = new LinkedHashMap<>(source);
-//        target.put("type", source,)
-//        return target;
-//    }
+    private List<Object> toListOfObjects(final List<Map<String, Object>> resource) {
+        // OpenApi ony generates List<Object> not List<Map<String, Object>> for the Java interface.
+        // But Spring properly converts the List of Maps, thus we can simply cast the type:
+        //noinspection rawtypes,unchecked
+        return (List) resource;
+    }
 }
diff --git a/src/main/resources/api-definition/hs-hosting/hs-hosting.yaml b/src/main/resources/api-definition/hs-hosting/hs-hosting.yaml
index e83b8436..b0df69dc 100644
--- a/src/main/resources/api-definition/hs-hosting/hs-hosting.yaml
+++ b/src/main/resources/api-definition/hs-hosting/hs-hosting.yaml
@@ -16,6 +16,8 @@ paths:
   /api/hs/hosting/assets/{assetUuid}:
     $ref: "hs-hosting-assets-with-uuid.yaml"
 
+  # Asset-Types
+
   /api/hs/hosting/asset-types:
     $ref: "hs-hosting-asset-types.yaml"