diff --git a/share/completions/xz.fish b/share/completions/xz.fish
index d31aae2c4..f5b818d7d 100644
--- a/share/completions/xz.fish
+++ b/share/completions/xz.fish
@@ -1,5 +1,5 @@
 complete -c xz -s z -l compress --description 'Compress'
-complete -c xz -s d -l decompress -l uncompress --description 'Decompress' -a "
+complete -c xz -s d -l decompress -l uncompress --description 'Decompress' -x -a "
 (
     __fish_complete_suffix .xz
     __fish_complete_suffix .txz