diff --git a/autoload/airline/extensions/tabline/buffers.vim b/autoload/airline/extensions/tabline/buffers.vim
index a59025e..fb6043b 100644
--- a/autoload/airline/extensions/tabline/buffers.vim
+++ b/autoload/airline/extensions/tabline/buffers.vim
@@ -37,7 +37,9 @@ function! airline#extensions#tabline#buffers#on()
   augroup airline_tabline_buffers
     autocmd!
     autocmd BufDelete * call airline#extensions#tabline#buflist#clean()
-    exe 'autocmd '. terminal_event. ' * call airline#extensions#tabline#buflist#clean()'
+    if exists("##".terminal_event)
+      exe 'autocmd '. terminal_event. ' * call airline#extensions#tabline#buflist#clean()'
+    endif
     autocmd User BufMRUChange call airline#extensions#tabline#buflist#clean()
   augroup END
 endfunction