diff --git a/README.md b/README.md
index 13e7778..1e0fbd0 100644
--- a/README.md
+++ b/README.md
@@ -32,7 +32,6 @@ Simply install via your favorite plugin manager.
 
 ```vim
 Plug 'nvim-lua/plenary.nvim' " don't forget to add this one if you don't have it yet!
-Plug 'nvim-lua/popup.nvim'
 Plug 'ThePrimeagen/harpoon'
 ```
 
@@ -124,7 +123,7 @@ lua require("harpoon.term").sendCommand(1, "ls -la")
 This feature adds ability to change commands while working inside a project. 
 Just call the following function to edit commands inside the list
 ```lua
-lua require('harpoon.ui-cmd').toggle_quick_menu()
+lua require('harpoon.cmd-ui').toggle_quick_menu()
 ```
 
 ### Setup
@@ -147,6 +146,7 @@ require("harpoon").setup({
         save_on_toggle = false,
         save_on_change = true,
         enter_on_sendcmd = false,
+        excluded_filetypes = { "harpoon" }
     },
     ... your other configs ...
 })
@@ -160,6 +160,7 @@ require("harpoon").setup({
   what I have found).
 * `enter_on_sendcmd` will set harpoon to run the command immediately as it's
     passed to the terminal when calling `sendCommand`.
+* `excluded_filetypes` filetypes that you want to prevent from adding to the harpoon list menu.
 
 #### Preconfigured Terminal Commands
 These are project specific commands that you wish to execute on the regular.
diff --git a/lua/harpoon/cmd-ui.lua b/lua/harpoon/cmd-ui.lua
index 7a03cd0..470673f 100644
--- a/lua/harpoon/cmd-ui.lua
+++ b/lua/harpoon/cmd-ui.lua
@@ -1,5 +1,6 @@
 local harpoon = require("harpoon")
-local popup = require("popup")
+local popup = require("plenary.popup")
+local utils = require("harpoon.utils")
 local log = require("harpoon.dev").log
 local term = require("harpoon.term")
 
@@ -53,17 +54,13 @@ local function create_window()
     }
 end
 
-local function is_white_space(str)
-    return str:gsub("%s", "") == ""
-end
-
 local function get_menu_items()
     log.trace("_get_menu_items()")
     local lines = vim.api.nvim_buf_get_lines(Harpoon_cmd_bufh, 0, -1, true)
     local indices = {}
 
     for _, line in pairs(lines) do
-        if not is_white_space(line) then
+        if not utils.is_white_space(line) then
             table.insert(indices, line)
         end
     end
@@ -98,24 +95,37 @@ M.toggle_quick_menu = function()
     vim.api.nvim_buf_set_option(Harpoon_cmd_bufh, "filetype", "harpoon")
     vim.api.nvim_buf_set_option(Harpoon_cmd_bufh, "buftype", "acwrite")
     vim.api.nvim_buf_set_option(Harpoon_cmd_bufh, "bufhidden", "delete")
-    -- TODO: maybe vim.fn.input() can be used to implement some select_menu_item
-    -- vim.api.nvim_buf_set_keymap(
-    --     Harpoon_cmd_bufh,
-    --     "n",
-    --     "<CR>",
-    --     ":lua require('harpoon.cmd-ui').select_menu_item()<CR>",
-    --     {}
-    -- )
+    vim.api.nvim_buf_set_keymap(
+        Harpoon_cmd_bufh,
+        "n",
+        "q",
+        "<Cmd>lua require('harpoon.cmd-ui').toggle_quick_menu()<CR>",
+        { silent = true }
+    )
+    vim.api.nvim_buf_set_keymap(
+        Harpoon_cmd_bufh,
+        "n",
+        "<ESC>",
+        "<Cmd>lua require('harpoon.cmd-ui').toggle_quick_menu()<CR>",
+        { silent = true }
+    )
+    vim.api.nvim_buf_set_keymap(
+        Harpoon_cmd_bufh,
+        "n",
+        "<CR>",
+        "<Cmd>lua require('harpoon.cmd-ui').select_menu_item()<CR>",
+        {}
+    )
     vim.cmd(
         string.format(
-            "autocmd BufWriteCmd <buffer=%s> :lua require('harpoon.cmd-ui').on_menu_save()",
+            "autocmd BufWriteCmd <buffer=%s> lua require('harpoon.cmd-ui').on_menu_save()",
             Harpoon_cmd_bufh
         )
     )
     if global_config.save_on_change then
         vim.cmd(
             string.format(
-                "autocmd TextChanged,TextChangedI <buffer=%s> :lua require('harpoon.cmd-ui').on_menu_save()",
+                "autocmd TextChanged,TextChangedI <buffer=%s> lua require('harpoon.cmd-ui').on_menu_save()",
                 Harpoon_cmd_bufh
             )
         )
@@ -128,6 +138,20 @@ M.toggle_quick_menu = function()
     )
 end
 
+M.select_menu_item = function()
+    log.trace("cmd-ui#select_menu_item()")
+    local cmd = vim.fn.line(".")
+    close_menu(true)
+    local answer = vim.fn.input("Terminal index (default to 1): ")
+    if answer == "" then
+        answer = "1"
+    end
+    local idx = tonumber(answer)
+    if idx then
+        term.sendCommand(idx, cmd)
+    end
+end
+
 M.on_menu_save = function()
     log.trace("cmd-ui#on_menu_save()")
     term.set_cmd_list(get_menu_items())
diff --git a/lua/harpoon/init.lua b/lua/harpoon/init.lua
index 94667a7..9af279d 100644
--- a/lua/harpoon/init.lua
+++ b/lua/harpoon/init.lua
@@ -158,6 +158,7 @@ M.setup = function(config)
             ["save_on_change"] = true,
             ["enter_on_sendcmd"] = false,
             ["tmux_autoclose_windows"] = false,
+            ["excluded_filetypes"] = { "harpoon" },
         },
     }, expand_dir(
         c_config
diff --git a/lua/harpoon/mark.lua b/lua/harpoon/mark.lua
index b87e209..6d7fd3d 100644
--- a/lua/harpoon/mark.lua
+++ b/lua/harpoon/mark.lua
@@ -115,6 +115,27 @@ local function validate_buf_name(buf_name)
     end
 end
 
+local function filter_filetype()
+    local current_filetype = vim.bo.filetype
+    local excluded_filetypes = harpoon.get_global_settings().excluded_filetypes
+
+    if current_filetype == "harpoon" then
+        log.error("filter_filetype(): You can't add harpoon to the harpoon")
+        error("You can't add harpoon to the harpoon")
+        return
+    end
+
+    if vim.tbl_contains(excluded_filetypes, current_filetype) then
+        log.error(
+            'filter_filetype(): This filetype cannot be added or is included in the "excluded_filetypes" option'
+        )
+        error(
+            'This filetype cannot be added or is included in the "excluded_filetypes" option'
+        )
+        return
+    end
+end
+
 M.get_index_of = function(item)
     log.trace("get_index_of():", item)
     if item == nil then
@@ -180,6 +201,7 @@ M.valid_index = function(idx)
 end
 
 M.add_file = function(file_name_or_buf_id)
+    filter_filetype()
     local buf_name = get_buf_name(file_name_or_buf_id)
     log.trace("add_file():", buf_name)
 
@@ -290,6 +312,7 @@ M.get_length = function()
 end
 
 M.set_current_at = function(idx)
+    filter_filetype()
     local buf_name = get_buf_name()
     log.trace("set_current_at(): Setting id", idx, buf_name)
     local config = harpoon.get_mark_config()
diff --git a/lua/harpoon/ui.lua b/lua/harpoon/ui.lua
index ece2b3c..c9c4f46 100644
--- a/lua/harpoon/ui.lua
+++ b/lua/harpoon/ui.lua
@@ -1,6 +1,7 @@
 local harpoon = require("harpoon")
-local popup = require("popup")
+local popup = require("plenary.popup")
 local Marked = require("harpoon.mark")
+local utils = require("harpoon.utils")
 local log = require("harpoon.dev").log
 
 local M = {}
@@ -60,12 +61,9 @@ local function get_menu_items()
     local lines = vim.api.nvim_buf_get_lines(Harpoon_bufh, 0, -1, true)
     local indices = {}
 
-    for idx = 1, #lines do
-        local space_location = string.find(lines[idx], " ")
-        log.debug("_get_menu_items():", idx, space_location)
-
-        if space_location ~= nil then
-            table.insert(indices, string.sub(lines[idx], space_location + 1))
+    for _, line in pairs(lines) do
+        if not utils.is_white_space(line) then
+            table.insert(indices, line)
         end
     end
 
@@ -91,9 +89,10 @@ M.toggle_quick_menu = function()
         if file == "" then
             file = "(empty)"
         end
-        contents[idx] = string.format("%d %s", idx, file)
+        contents[idx] = string.format("%s", file)
     end
 
+    vim.api.nvim_win_set_option(Harpoon_win_id, "number", true)
     vim.api.nvim_buf_set_name(Harpoon_bufh, "harpoon-menu")
     vim.api.nvim_buf_set_lines(Harpoon_bufh, 0, #contents, false, contents)
     vim.api.nvim_buf_set_option(Harpoon_bufh, "filetype", "harpoon")
@@ -103,33 +102,33 @@ M.toggle_quick_menu = function()
         Harpoon_bufh,
         "n",
         "q",
-        ":lua require('harpoon.ui').toggle_quick_menu()<CR>",
+        "<Cmd>lua require('harpoon.ui').toggle_quick_menu()<CR>",
         { silent = true }
     )
     vim.api.nvim_buf_set_keymap(
         Harpoon_bufh,
         "n",
         "<ESC>",
-        ":lua require('harpoon.ui').toggle_quick_menu()<CR>",
+        "<Cmd>lua require('harpoon.ui').toggle_quick_menu()<CR>",
         { silent = true }
     )
     vim.api.nvim_buf_set_keymap(
         Harpoon_bufh,
         "n",
         "<CR>",
-        ":lua require('harpoon.ui').select_menu_item()<CR>",
+        "<Cmd>lua require('harpoon.ui').select_menu_item()<CR>",
         {}
     )
     vim.cmd(
         string.format(
-            "autocmd BufWriteCmd <buffer=%s> :lua require('harpoon.ui').on_menu_save()",
+            "autocmd BufWriteCmd <buffer=%s> lua require('harpoon.ui').on_menu_save()",
             Harpoon_bufh
         )
     )
     if global_config.save_on_change then
         vim.cmd(
             string.format(
-                "autocmd TextChanged,TextChangedI <buffer=%s> :lua require('harpoon.ui').on_menu_save()",
+                "autocmd TextChanged,TextChangedI <buffer=%s> lua require('harpoon.ui').on_menu_save()",
                 Harpoon_bufh
             )
         )
@@ -141,7 +140,7 @@ M.toggle_quick_menu = function()
         )
     )
     vim.cmd(
-        "autocmd BufLeave <buffer> ++nested ++once :silent lua require('harpoon.ui').toggle_quick_menu()"
+        "autocmd BufLeave <buffer> ++nested ++once silent lua require('harpoon.ui').toggle_quick_menu()"
     )
 end
 
diff --git a/lua/harpoon/utils.lua b/lua/harpoon/utils.lua
index 56d813e..f5a7101 100644
--- a/lua/harpoon/utils.lua
+++ b/lua/harpoon/utils.lua
@@ -35,6 +35,9 @@ local M = {
 
         return result
     end,
+    is_white_space = function(str)
+        return str:gsub("%s", "") == ""
+    end,
 }
 
 return M