diff --git a/nvim/lua/options.lua b/nvim/lua/options.lua
index 8b65e1f..50319f2 100755
--- a/nvim/lua/options.lua
+++ b/nvim/lua/options.lua
@@ -15,6 +15,10 @@ vim.opt.expandtab = true
 vim.opt.breakindent = true
 vim.opt.linebreak = true
 
+-- folding
+vim.wo.foldmethod = 'expr'
+vim.wo.foldexpr = 'v:lua.vim.treesitter.foldexpr()'
+
 -- line numbers
 vim.wo.number = true
 vim.wo.cursorline = true
diff --git a/nvim/lua/plugins/lsp/treesitter.lua b/nvim/lua/plugins/lsp/treesitter.lua
index a9acba8..42272fe 100755
--- a/nvim/lua/plugins/lsp/treesitter.lua
+++ b/nvim/lua/plugins/lsp/treesitter.lua
@@ -19,11 +19,13 @@ return {
                 -- "latex",
 				"lua",
                 "markdown",
+                "meson",
                 "nginx",
                 "php",
 				"python",
                 "rasi",
                 "requirements",
+                "robots",
                 "ruby",
                 "rust",
                 "scss",
@@ -37,6 +39,7 @@ return {
                 "vue",
                 "xml",
                 "yaml",
+                "zathurarc"
 			},
 			sync_install = false,