diff --git a/src/iso.sh b/src/iso.sh
index 90449e6..d2e1b55 100755
--- a/src/iso.sh
+++ b/src/iso.sh
@@ -59,8 +59,8 @@ mkisofs \
     -b ${EFI} \
     -eltorito-platform efi \
     -iso-level 2 \
-    -boot-info-table
-    -udf
+    -boot-info-table \
+    -udf \
     -J -l -joliet-long \
     -D \
     -N \