diff --git a/xorriso/make_xorriso_standalone.sh b/xorriso/make_xorriso_standalone.sh
index 3d55d8a6..afbdbf9e 100755
--- a/xorriso/make_xorriso_standalone.sh
+++ b/xorriso/make_xorriso_standalone.sh
@@ -247,6 +247,10 @@ copy_files doc/partition_offset.wiki \
 create_dir "$lone_dir"/test
 copy_files \
  test/compare_file.c \
+ test/merge_debian_isos \
+ test/merge_debian_isos.texi \
+ test/merge_debian_isos.info \
+ test/merge_debian_isos.1 \
  "$lone_dir"/test
 
 create_dir "$lone_dir"/frontend