diff --git a/for_portable/directory_structure_py.bat b/for_portable/directory_structure_py.bat
index bd6e4e1..5bd0828 100644
--- a/for_portable/directory_structure_py.bat
+++ b/for_portable/directory_structure_py.bat
@@ -1,5 +1,5 @@
 @echo off
-%~dp0\directory_structure_py.exe %1 --dst %~dp0\output\directory_structure_metadata.json ^
+%~dp0\directory_structure_py.exe %1 --dst %~dp0output\%~n1\directory_structure_metadata.json ^
     --in_rocrate ^
     --to_tsv ^
     --in_tree --structure_only ^