diff --git a/plug.vim b/plug.vim
index 7945e8d..b0f5bc2 100644
--- a/plug.vim
+++ b/plug.vim
@@ -251,7 +251,7 @@ function! plug#end()
 
   for [cmd, names] in items(lod.cmd)
     execute printf(
-    \ 'command! -nargs=* -range -bang %s call s:lod_cmd(%s, "<bang>", <line1>, <line2>, <q-args>, %s)',
+    \ 'command! -nargs=* -range -bang -complete=file %s call s:lod_cmd(%s, "<bang>", <line1>, <line2>, <q-args>, %s)',
     \ cmd, string(cmd), string(names))
   endfor