return {
  'stevearc/aerial.nvim',
  opts = function ()
    require("aerial").setup({
      -- optionally use on_attach to set keymaps when aerial has attached to a buffer
      on_attach = function(bufnr)
        -- Jump forwards/backwards with '{' and '}'
        vim.keymap.set("n", "{", "<cmd>AerialPrev<CR>", { buffer = bufnr })
        vim.keymap.set("n", "}", "<cmd>AerialNext<CR>", { buffer = bufnr })
      end,
      max_width = { 40, 0.2 },
      backends = { "treesitter", "lsp" },
      default_direction = "float",
      float = {
        border = "rounded",

        -- Determines location of floating window
        --   cursor - Opens float on top of the cursor
        --   editor - Opens float centered in the editor
        --   win    - Opens float centered in the window
        relative = "cursor",

        -- These control the height of the floating window.
        -- They can be integers or a float between 0 and 1 (e.g. 0.4 for 40%)
        -- min_height and max_height can be a list of mixed types.
        -- min_height = {8, 0.1} means "the greater of 8 rows or 10% of total"
        max_height = 0.9,
        height = nil,
        min_height = { 8, 0.1 },

        override = function(conf, source_winid)
          -- This is the config that will be passed to nvim_open_win.
          -- Change values here to customize the layout
          return conf
        end,
      },
    })
    -- You probably also want to set a keymap to toggle aerial

    -- require("telescope").setup({
    --   extensions = {
    --     aerial = {
    --       -- How to format the symbols
    --       format_symbol = function(symbol_path, filetype)
    --         if filetype == "json" or filetype == "yaml" then
    --           return table.concat(symbol_path, ".")
    --         else
    --           return symbol_path[#symbol_path]
    --         end
    --       end,
    --       -- Available modes: symbols, lines, both
    --       show_columns = "both",
    --     },
    --   },
    -- })
  end,
  -- Optional dependencies
  dependencies = {
     "nvim-treesitter/nvim-treesitter",
     "nvim-tree/nvim-web-devicons"
  },
}