diff --git a/bundle/nvim-plug/README.md b/bundle/nvim-plug/README.md
index 186ad4e46..bce6893f4 100644
--- a/bundle/nvim-plug/README.md
+++ b/bundle/nvim-plug/README.md
@@ -35,6 +35,8 @@ nvim-plug is an asynchronous Neovim plugin manager written in Lua.
 
 ## Usage
 
+setup nvim-plug:
+
 ```lua
 require('plug').setup({
   bundle_dir = 'D:/bundle_dir',
@@ -43,7 +45,13 @@ require('plug').setup({
   ui = 'notify', -- default ui is `notify`, use `default` for split window UI
   http_proxy = 'http://127.0.0.1:7890', -- default is nil
   https_proxy = 'http://127.0.0.1:7890', -- default is nil
+  clone_depth = 1 -- default history depth for `git clone`
 })
+```
+
+add plugins:
+
+```lua
 
 require('plug').add({
   {
@@ -89,10 +97,12 @@ require('plug').add({
 | `build`   | `string` or `table<string>`, executed by [job](https://spacevim.org/api/job/) api       |
 | `enabled` | `boolean` or `function` evaluated when startup, when it is false, plugin will be skiped |
 | `frozen`  | update only when specific with `PlugUpdate name`                                        |
+| `depends` | `table<PluginSpec>` a list of plugins                                                   |
 
 ## Commands
 
-- `:PlugInstall`: install specific plugin
+- `:PlugInstall`: install specific plugin or all plugins
+- `:PlugUpdate`: update specific plugin or all plugins
 
 ## Default UI
 
diff --git a/bundle/nvim-plug/lua/plug/config.lua b/bundle/nvim-plug/lua/plug/config.lua
index 8388f3cea..2e86b71b0 100644
--- a/bundle/nvim-plug/lua/plug/config.lua
+++ b/bundle/nvim-plug/lua/plug/config.lua
@@ -11,6 +11,7 @@ M.bundle_dir = vim.fn.stdpath('data') .. '/bundle_dir'
 M.max_processes = 5
 M.base_url = 'https://github.com/'
 M.ui = 'notify'
+M.clone_depth = '1'
 function M.setup(opt)
   M.bundle_dir = opt.bundle_dir or M.bundle_dir
   M.max_processes = opt.max_processes or M.max_processes
@@ -18,6 +19,7 @@ function M.setup(opt)
   M.ui = opt.ui or M.ui
   M.http_proxy = opt.http_proxy
   M.https_proxy = opt.https_proxy
+  M.clone_depth = opt.clone_depth or M.clone_depth
 end
 
 return M
diff --git a/bundle/nvim-plug/lua/plug/init.lua b/bundle/nvim-plug/lua/plug/init.lua
index b191ebf1e..a60aea0a0 100644
--- a/bundle/nvim-plug/lua/plug/init.lua
+++ b/bundle/nvim-plug/lua/plug/init.lua
@@ -20,40 +20,44 @@ end
 --- @param plugins table<PluginSpec>
 function M.add(plugins)
   for _, plug in ipairs(plugins) do
-    loader.parser(plug)
-    if not plug.enabled then
-      goto continue
-    end
-    all_plugins[plug.name] = plug
-    if plug.cmds then
-      hooks.on_cmds(plug.cmds, plug)
-    end
-    if plug.events then
-      hooks.on_events(plug.events, plug)
-    end
+    if plug.depends then
+      M.add(plug.depends)
+    else
+      loader.parser(plug)
+      if not plug.enabled then
+        goto continue
+      end
+      all_plugins[plug.name] = plug
+      if plug.cmds then
+        hooks.on_cmds(plug.cmds, plug)
+      end
+      if plug.events then
+        hooks.on_events(plug.events, plug)
+      end
 
-    if plug.on_ft then
-      hooks.on_ft(plug.on_ft, plug)
-    end
+      if plug.on_ft then
+        hooks.on_ft(plug.on_ft, plug)
+      end
 
-    if plug.on_map then
-      hooks.on_map(plug.on_map, plug)
-    end
+      if plug.on_map then
+        hooks.on_map(plug.on_map, plug)
+      end
 
-    if plug.on_func then
-      hooks.on_func(plug.on_func, plug)
-    end
+      if plug.on_func then
+        hooks.on_func(plug.on_func, plug)
+      end
 
-    if
-      not plug.events
-      and not plug.cmds
-      and not plug.on_ft
-      and not plug.on_map
-      and not plug.on_func
-    then
-      loader.load(plug)
+      if
+        not plug.events
+        and not plug.cmds
+        and not plug.on_ft
+        and not plug.on_map
+        and not plug.on_func
+      then
+        loader.load(plug)
+      end
+      ::continue::
     end
-    ::continue::
   end
 end
 
diff --git a/bundle/nvim-plug/lua/plug/installer.lua b/bundle/nvim-plug/lua/plug/installer.lua
index 54ae45e22..782eda8ed 100644
--- a/bundle/nvim-plug/lua/plug/installer.lua
+++ b/bundle/nvim-plug/lua/plug/installer.lua
@@ -84,7 +84,11 @@ local function install_plugin(plugSpec)
     on_uidate(plugSpec.name, { command = 'clone', clone_done = true })
     return
   end
-  local cmd = { 'git', 'clone', '--depth', '1', '--progress' }
+  local cmd = { 'git', 'clone', '--progress' }
+  if config.clone_depth ~= 0 then
+    table.insert(cmd, '--depth')
+    table.insert(cmd, tostring(config.clone_depth))
+  end
   if plugSpec.branch then
     table.insert(cmd, '--branch')
     table.insert(cmd, plugSpec.branch)
@@ -97,17 +101,12 @@ local function install_plugin(plugSpec)
   table.insert(cmd, plugSpec.path)
   on_uidate(plugSpec.name, { command = 'clone', clone_process = '' })
   local jobid = job.start(cmd, {
-    on_stdout = function(id, data)
-      for _, v in ipairs(data) do
-        local status = vim.fn.matchstr(v, [[\d\+%\s(\d\+/\d\+)]])
-        if vim.fn.empty(status) == 1 then
-          on_uidate(plugSpec.name, { clone_process = status })
-        end
-      end
-    end,
     on_stderr = function(id, data)
       for _, v in ipairs(data) do
-        notify.notify(jobs['jobid_' .. id .. ':' .. v])
+        local status = vim.fn.matchstr(v, [[\d\+%\s(\d\+/\d\+)]])
+        if vim.fn.empty(status) == 0 then
+          on_uidate(plugSpec.name, { clone_process = status })
+        end
       end
     end,
     on_exit = function(id, data, single)
@@ -151,17 +150,12 @@ local function update_plugin(plugSpec, force)
   local cmd = { 'git', 'pull', '--progress' }
   on_uidate(plugSpec.name, { command = 'pull', pull_process = '' })
   local jobid = job.start(cmd, {
-    on_stdout = function(id, data)
-      for _, v in ipairs(data) do
-        local status = vim.fn.matchstr(v, [[\d\+%\s(\d\+/\d\+)]])
-        if vim.fn.empty(status) == 1 then
-          on_uidate(plugSpec.name, { pull_process = status })
-        end
-      end
-    end,
     on_stderr = function(id, data)
       for _, v in ipairs(data) do
-        notify.notify(jobs['jobid_' .. id .. ':' .. v])
+        local status = vim.fn.matchstr(v, [[\d\+%\s(\d\+/\d\+)]])
+        if vim.fn.empty(status) == 0 then
+          on_uidate(plugSpec.name, { pull_process = status })
+        end
       end
     end,
     on_exit = function(id, data, single)
diff --git a/bundle/nvim-plug/test/init.lua b/bundle/nvim-plug/test/init.lua
index e005bb035..2a80be376 100644
--- a/bundle/nvim-plug/test/init.lua
+++ b/bundle/nvim-plug/test/init.lua
@@ -28,7 +28,12 @@ require('plug').add({
   {
     'wsdjeg/JavaUnit.vim',
     cmds = { 'JavaUnit' },
-    build = {'javac', '-encoding', 'utf8', '-d', 'bin', 'src/com/wsdjeg/util/*.java'}
+    build = {'javac', '-encoding', 'utf8', '-d', 'bin', 'src/com/wsdjeg/util/*.java'},
+    depends = {
+      {
+        'wsdjeg/syntastic'
+      }
+    }
   },
   {
     'wsdjeg/vim-async-dict',
diff --git a/bundle/nvim-plug/test/ui.lua b/bundle/nvim-plug/test/ui.lua
deleted file mode 100644
index a506ada47..000000000
--- a/bundle/nvim-plug/test/ui.lua
+++ /dev/null
@@ -1,14 +0,0 @@
-local ui = require('plug.ui')
-ui.open()
-ui.on_update('test.vim', {
-  clone_done = true,
-})
-ui.on_update('test2.vim', {
-  clone_process = '16% (160/1000)',
-})
-ui.on_update('test3.vim', {
-  clone_done = true,
-})
-ui.on_update('test4.vim', {
-  clone_done = false,
-})