diff --git a/autoload/ui.vim b/autoload/ui.vim
index 8778860..3848acc 100644
--- a/autoload/ui.vim
+++ b/autoload/ui.vim
@@ -3,6 +3,10 @@ let s:outline = []
 let s:file = ''
 let s:fileLength = 0
 
+function! ui#CloseMarkdownDrawer() abort
+  execute ':bdelete! ' . bufnr(s:drawerName)
+endfunction
+
 function! ui#OpenMarkdownDrawer() abort
   let s:file = expand('%:p')
   let s:fileLength = line('$')
diff --git a/ftplugin/markdown.vim b/ftplugin/markdown.vim
index 57f1682..4fdbfc6 100644
--- a/ftplugin/markdown.vim
+++ b/ftplugin/markdown.vim
@@ -34,4 +34,5 @@ if !exists('g:markdrawer_to_delete_color')
 endif
 
 command! MarkDrawer :call ui#OpenMarkdownDrawer()
+command! MarkDrawerClose :call ui#CloseMarkdownClose()
 command! -nargs=1 MarkDrawerLevelSet :call ui#MarkDrawerLevelSet(<q-args>)