diff --git a/autoload/airline/extensions/tabline.vim b/autoload/airline/extensions/tabline.vim
index 90aff5d..3c9dc1a 100644
--- a/autoload/airline/extensions/tabline.vim
+++ b/autoload/airline/extensions/tabline.vim
@@ -31,6 +31,7 @@ function! airline#extensions#tabline#init(ext)
 
   autocmd User AirlineToggledOn call s:toggle_on()
   autocmd User AirlineToggledOff call s:toggle_off()
+  autocmd BufDelete * let s:current_bufnr = -1
 
   call s:toggle_on()
   call a:ext.add_theme_func('airline#extensions#tabline#load_theme')