diff --git a/src/nvim/testdir/test_options.vim b/src/nvim/testdir/test_options.vim
index e90a14c380..62d40f71af 100644
--- a/src/nvim/testdir/test_options.vim
+++ b/src/nvim/testdir/test_options.vim
@@ -338,6 +338,8 @@ func Test_copy_winopt()
   bnext
   call assert_equal(4,&numberwidth)
   bw!
+
+  set hidden&
 endfunc
 
 func Test_shortmess_F()