diff --git a/src/nvim/testdir/test_autocmd.vim b/src/nvim/testdir/test_autocmd.vim
index cf08df4b08..23508918b3 100644
--- a/src/nvim/testdir/test_autocmd.vim
+++ b/src/nvim/testdir/test_autocmd.vim
@@ -1469,6 +1469,7 @@ func Test_ReadWrite_Autocmds()
   augroup END
 
   " Test for the FileAppendPre and FileAppendPost autocmds
+  call delete('test.out')
   augroup Test2
     au!
     au BufNewFile      *.c    read Xtest.c