backup: do not overwrite existing files

1 files changed, 1 insertions, 1 deletions

diff --git a/backup.in b/backup.in
index 2d4a046..77a0c00 100755
--- a/backup.in
+++ b/backup.in
@@ -261,7 +261,7 @@ if [ -z "${rsyncShell}" ]; then
           esac
         fi
         if [ -f "${cache_file}" ]; then
-          tar -C "${neues:?}/wip/" --zstd -xf "${cache_file}"
+          tar -C "${neues:?}/wip/" --zstd -xkf "${cache_file}"
         fi
       done
     }