diff --git a/database/packages/pck_net_storage.pkb b/database/packages/pck_net_storage.pkb
index 6d3cd10..938710e 100644
--- a/database/packages/pck_net_storage.pkb
+++ b/database/packages/pck_net_storage.pkb
@@ -192,7 +192,8 @@ create or replace package body pck_net_storage as
         while not l_done
         loop
             l_url := f_build_url()
-                     || '?limit=' || c_page_size
+                     || '?limit='  || c_page_size
+                     || '&fields=name,size,etag,timeModified'
                      || (case when l_parent_folder      is not null then '&prefix='    || utl_url.escape(l_parent_folder, false) else '' end)
                      || (case when i_include_subfolders = 'N'       then '&delimiter=/'                                          else '' end);
 
@@ -221,11 +222,12 @@ create or replace package body pck_net_storage as
                 l_result.extend;
                 l_result(l_result.last) := t_net_storage_row(
                      rec.object_name
-                    ,rec.object_size
-                    ,to_date(substr(rec.last_modified, 1, 19), 'YYYY-MM-DD"T"HH24:MI:SS')
-                    -- Explizit angelegte Ordner sind Zero-Byte-Objekte mit trailing /
-                    ,(case when rec.object_name like '%/' then 'Y' else 'N' end)
-                    ,rec.etag
+                    -- Explizit angelegte Ordner sind Zero-Byte-Objekte mit trailing /;
+                    -- size und last_modified sind für Ordner nicht relevant
+                    ,(case when rec.object_name like '%/' then null else rec.object_size end)
+                    ,(case when rec.object_name like '%/' then null else to_date(substr(rec.last_modified, 1, 19), 'YYYY-MM-DD"T"HH24:MI:SS') end)
+                    ,(case when rec.object_name like '%/' then 'Y'  else 'N' end)
+                    ,(case when rec.object_name like '%/' then null else rec.etag end)
                 );
                 l_count := l_count + 1;
 
diff --git a/database/tests/obj_store_list_objects.sql b/database/tests/obj_store_list_objects.sql
new file mode 100644
index 0000000..1872684
--- /dev/null
+++ b/database/tests/obj_store_list_objects.sql
@@ -0,0 +1,28 @@
+declare
+    l_file_text clob;
+    l_file blob;
+begin
+    -- l_file := 
+     l_file_text :=apex_web_service.make_rest_request (
+                p_url => 'https://frhqaxi5sgcg.objectstorage.eu-frankfurt-1.oci.customer-oci.com/n/frhqaxi5sgcg/b/INKA_NET_STORAGE/o/'
+                ,p_http_method => 'GET'
+                ,p_credential_static_id => 'OCI_INKA_NET_STORE'
+                ,p_wallet_path => 'file:/u01/app/oracle/product/19.0.0.0/dbhome_1/wallets/digicert-global-root-g2-wallet'
+            );
+
+    --dbms_output.put_line('File size: ' || dbms_lob.getlength(l_file) );  
+    dbms_output.put_line('Response: ' || l_file_text);
+end;
+/
+
+
+declare
+begin
+    for rec in (select object_name, object_size, last_modified, is_folder 
+                 from pck_net_storage.f_list_objects (i_parent_folder => 'testmandant-42/BA/Eingang/Verarbeitet 2026/', i_include_subfolders => 'N')) --i_parent_folder => 'testmandant-42/BA/Eingang/Verarbeitet 2026/'
+    loop
+        --dbms_output.put_line('Obj: ' || rec.object_name || ', object_size: ' || rec.object_size || ', last_modified: ' || rec.last_modified|| ', is_folder: ' || rec.is_folder);
+        dbms_output.put_line('is_folder: ' || rec.is_folder || ', name: ' || rec.object_name || ', object_size: ' || rec.object_size || ', last_modified: ' || to_char(rec.last_modified, 'DD.MM.YYYY HH24:MI:SS'));
+    end loop;             
+end;
+/
\ No newline at end of file