Update runtime files
diff --git a/runtime/ftplugin/rst.vim b/runtime/ftplugin/rst.vim
index f0646e9..ff7a402 100644
--- a/runtime/ftplugin/rst.vim
+++ b/runtime/ftplugin/rst.vim
@@ -3,7 +3,7 @@
 " Maintainer: Marshall Ward <marshall.ward@gmail.com>
 " Original Maintainer: Nikolai Weibull <now@bitwi.se>
 " Website: https://github.com/marshallward/vim-restructuredtext
-" Latest Revision: 2018-12-29
+" Latest Revision: 2020-03-31
 
 if exists("b:did_ftplugin")
     finish
@@ -34,7 +34,7 @@
     setlocal expandtab shiftwidth=3 softtabstop=3 tabstop=8
 endif
 
-if has('patch-7.3.867')  " Introduced the TextChanged event.
+if g:rst_fold_enabled != 0 && has('patch-7.3.867')  " Introduced the TextChanged event.
   setlocal foldmethod=expr
   setlocal foldexpr=RstFold#GetRstFold()
   setlocal foldtext=RstFold#GetRstFoldText()