diff --git a/SpaceVim.d/autoload/settings/yadr-keymap.vim b/SpaceVim.d/autoload/settings/yadr-keymap.vim
index b91ff3e..485da58 100644
--- a/SpaceVim.d/autoload/settings/yadr-keymap.vim
+++ b/SpaceVim.d/autoload/settings/yadr-keymap.vim
@@ -317,3 +317,5 @@ endfunction
 " set paste
 nnoremap <localleader>tp :call TogglePaste()<cr>
 nnoremap <localleader>tt :call ToggleRspecTest()<cr>
+
+vmap <localleader>js :!python -m json.tool<cr>