diff --git a/home-manager/neovim/options.lua b/home-manager/neovim/options.lua
index 67d59c2..2386f6e 100644
--- a/home-manager/neovim/options.lua
+++ b/home-manager/neovim/options.lua
@@ -34,6 +34,10 @@ vim.opt.inccommand = "split"
 -- completion
 vim.opt.completeopt = "menu,menuone,noselect"
 
+-- folding
+vim.opt.foldmethod = "expr"
+vim.opt.foldexpr = 'nvim_treesitter#foldexpr()'
+
 -- set cursorline in active window
 vim.cmd([[
     augroup CursorLine
@@ -51,4 +55,3 @@ vim.cmd([[
         autocmd TermOpen * setlocal nonumber norelativenumber
     augroup END
 ]])
-