diff --git a/autoload/SpaceVim/mapping/guide.vim b/autoload/SpaceVim/mapping/guide.vim
index 39c055e85..80875b030 100644
--- a/autoload/SpaceVim/mapping/guide.vim
+++ b/autoload/SpaceVim/mapping/guide.vim
@@ -512,10 +512,15 @@ if !exists("g:leaderGuide_displayfunc")
   let g:leaderGuide_displayfunc = [function("s:leaderGuide_display")]
 endif
 
-call SpaceVim#mapping#guide#register_prefix_descriptions('\',
-      \ 'g:_spacevim_mappings')
-call SpaceVim#mapping#guide#register_prefix_descriptions(' ',
-      \ 'g:_spacevim_mappings_space')
+if get(g:, 'mapleader', '\') == ' '
+  call SpaceVim#mapping#guide#register_prefix_descriptions(' ',
+        \ 'g:_spacevim_mappings')
+else
+  call SpaceVim#mapping#guide#register_prefix_descriptions('\',
+        \ 'g:_spacevim_mappings')
+  call SpaceVim#mapping#guide#register_prefix_descriptions(' ',
+        \ 'g:_spacevim_mappings_space')
+endif
 call SpaceVim#mapping#guide#register_prefix_descriptions(
       \ g:spacevim_unite_leader,
       \ 'g:_spacevim_mappings_unite')
diff --git a/autoload/SpaceVim/mapping/space.vim b/autoload/SpaceVim/mapping/space.vim
index 4e6a92b58..f14718273 100644
--- a/autoload/SpaceVim/mapping/space.vim
+++ b/autoload/SpaceVim/mapping/space.vim
@@ -52,8 +52,5 @@ function! SpaceVim#mapping#space#def(m, keys, cmd, desc, is_cmd) abort
 endfunction
 
 function! s:has_map_to_spc() abort
-    if !exists('s:flag')
-        let s:flag = !empty(maparg('<space>', '',0,1))
-    endif
-    return s:flag
+        return get(g:, 'mapleader', '\') == ' '
 endfunction