diff --git a/src/iso.sh b/src/iso.sh
index 4aaac7a..a3063e5 100755
--- a/src/iso.sh
+++ b/src/iso.sh
@@ -7,7 +7,7 @@ cp data/autounattend.xml win/
 
 # install mkisofs
 # recreate iso
-mkisofs --allow-limited-size -o win.iso win
+mkisofs --allow-limited-size -r -o win.iso win
 
 # clean up iso extract
 sudo rm -rf win