diff --git a/autoload/tagbar.vim b/autoload/tagbar.vim
index e9e8e93..84bd4e4 100644
--- a/autoload/tagbar.vim
+++ b/autoload/tagbar.vim
@@ -960,7 +960,7 @@ function! s:CreateAutocommands() abort
         autocmd BufEnter   __Tagbar__ nested call s:QuitIfOnlyWindow()
         autocmd CursorHold __Tagbar__ call s:ShowPrototype(1)
 
-        autocmd BufWritePost * call
+        autocmd BufReadPost,BufWritePost * call
                     \ s:AutoUpdate(fnamemodify(expand('<afile>'), ':p'), 1)
         autocmd BufEnter,CursorHold,FileType * call
                     \ s:AutoUpdate(fnamemodify(expand('<afile>'), ':p'), 0)