diff --git a/bundle/nvim-plug/README.md b/bundle/nvim-plug/README.md
index cd9f8637b..178214ec5 100644
--- a/bundle/nvim-plug/README.md
+++ b/bundle/nvim-plug/README.md
@@ -43,7 +43,7 @@ require('plug').setup({
   max_processes = 5,
   base_url = 'https://github.com',
   -- default ui is `notify`, use `default` for split window UI
-  ui = 'notify',
+  ui = 'default',
   -- default is nil
   http_proxy = 'http://127.0.0.1:7890',
   -- default is nil
@@ -60,7 +60,6 @@ require('plug').add({
   {
     'wsdjeg/scrollbar.vim',
     events = { 'VimEnter' },
-    config = function() end,
   },
   {
     'wsdjeg/vim-chat',
@@ -98,13 +97,13 @@ The plugin spec is inspired by [dein.nvim](https://github.com/Shougo/dein.vim).
 | name            | description                                                                                                   |
 | --------------- | ------------------------------------------------------------------------------------------------------------- |
 | `[1]`           | `string`, plugin repo short name, `wsdjeg/flygrep.nvim`                                                       |
-| `cmds`          | `table<string>`, commands lazy loading                                                                        |
-| `events`        | `table<string>`, events lazy loading                                                                          |
+| `cmds`          | `string` or `table<string>`, commands lazy loading                                                            |
+| `events`        | `string` or `table<string>`, events lazy loading                                                              |
 | `config`        | `function`, function called after adding plugin path to nvim rtp, before loading files in `plugin/` directory |
 | `config_after`  | `function`, function called after loading files in `plugin/` directory                                        |
 | `config_before` | `function`, function called when `plug.add()` function is called                                              |
-| `on_ft`         | `table<string>`, filetypes lazy loading                                                                       |
-| `on_map`        | `table<string>`, key bindings lazy loading                                                                    |
+| `on_ft`         | `string` or `table<string>`, filetypes lazy loading                                                           |
+| `on_map`        | `string` or `table<string>`, key bindings lazy loading                                                        |
 | `on_func`       | `string` or `table<string>`, vim function lazy loading                                                        |
 | `script_type`   | `string`, plugin type including `color`, `plugin`, etc..                                                      |
 | `build`         | `string` or `table<string>`, executed by [job](https://spacevim.org/api/job/) api                             |
diff --git a/bundle/nvim-plug/lua/plug/hooks.lua b/bundle/nvim-plug/lua/plug/hooks.lua
index 22b18aaf5..39fe4c0d7 100644
--- a/bundle/nvim-plug/lua/plug/hooks.lua
+++ b/bundle/nvim-plug/lua/plug/hooks.lua
@@ -9,7 +9,12 @@ local cmd_plugins = {}
 local on_ft_plugins = {}
 local on_fn_plugins = {}
 
+--- @param events string | table<string>
+--- @param plugSpec PluginSpec
 function M.on_events(events, plugSpec)
+  if type(events) == 'string' then
+    events = { events }
+  end
   event_plugins[plugSpec.name] = vim.api.nvim_create_autocmd(events, {
     group = group,
     pattern = { '*' },
@@ -23,9 +28,12 @@ function M.on_events(events, plugSpec)
   })
 end
 
---- @param cmds table<string>
+--- @param cmds string | table<string>
 --- @param plugSpec PluginSpec
 function M.on_cmds(cmds, plugSpec)
+  if type(cmds) == 'string' then
+    cmds = { cmds }
+  end
   for _, cmd in ipairs(cmds) do
     cmd_plugins[cmd] = plugSpec
     vim.api.nvim_create_user_command(cmd, function(opt)
@@ -33,7 +41,7 @@ function M.on_cmds(cmds, plugSpec)
       vim.cmd(opt.name .. ' ' .. opt.args)
     end, {
       nargs = '*',
-      complete = function(...)
+      complete = function(_)
         return {}
       end,
     })
@@ -41,6 +49,9 @@ function M.on_cmds(cmds, plugSpec)
 end
 
 function M.on_ft(fts, plugSpec)
+  if type(fts) == 'string' then
+    fts = { fts }
+  end
   on_ft_plugins[plugSpec.name] = vim.api.nvim_create_autocmd({ 'FileType' }, {
     group = group,
     pattern = fts,
@@ -55,6 +66,9 @@ function M.on_ft(fts, plugSpec)
 end
 
 function M.on_map(maps, plugSpec)
+  if type(maps) == 'string' then
+    maps = { maps }
+  end
   for _, lhs in ipairs(maps) do
     vim.keymap.set('n', lhs, function()
       for _, v in ipairs(plugSpec.on_map) do
@@ -100,12 +114,10 @@ function M.on_func(fn, plugSpec)
     group = group,
     pattern = fns,
     callback = function(_)
-
       if on_fn_plugins[plugSpec.name] then
         vim.api.nvim_del_autocmd(on_fn_plugins[plugSpec.name])
       end
       plugin_loader.load(plugSpec)
-
     end,
   })
 end