diff --git a/install/MarcMentat/2021.3.1/Mentat_menues/job_run.ms.patch b/install/MarcMentat/2021.3.1/Mentat_menus/job_run.ms.patch
similarity index 100%
rename from install/MarcMentat/2021.3.1/Mentat_menues/job_run.ms.patch
rename to install/MarcMentat/2021.3.1/Mentat_menus/job_run.ms.patch
diff --git a/install/MarcMentat/apply_DAMASK_modifications.py b/install/MarcMentat/apply_DAMASK_modifications.py
index bf1783e5f..a8e56139c 100755
--- a/install/MarcMentat/apply_DAMASK_modifications.py
+++ b/install/MarcMentat/apply_DAMASK_modifications.py
@@ -17,7 +17,7 @@ def copy_and_patch(patch,orig,marc_root,editor):
     with open(orig.parent/patch.stem) as f_in:
         content = f_in.read()
     with open(orig.parent/patch.stem,'w') as f_out:
-        f_out.write(content.replace('%INSTALLDIR%',marc_root).replace('%EDITOR%',editor))
+        f_out.write(content.replace('%INSTALLDIR%',f'{marc_root}').replace('%EDITOR%',editor))
 
 
 parser = argparse.ArgumentParser(