diff --git a/runtime/autoload/tutor.vim b/runtime/autoload/tutor.vim
index 4da4213826..80c09488d5 100644
--- a/runtime/autoload/tutor.vim
+++ b/runtime/autoload/tutor.vim
@@ -29,7 +29,7 @@ function! tutor#MouseDoubleClick()
     if foldclosed(line('.')) > -1
         normal! zo
     else
-        if match(getline('.'), '^#\{1,} ') > -1
+        if match(getline('.'), '^#\{1,} ') > -1 && foldlevel(line('.')) > 0
             silent normal! zc
         else
             call tutor#FollowLink(0)