diff --git a/.config/vim/vim_plug b/.config/vim/vim_plug
index 59f2e3f..4f3a138 100644
--- a/.config/vim/vim_plug
+++ b/.config/vim/vim_plug
@@ -41,26 +41,6 @@ Plug 'ryanoasis/vim-devicons'
 " -- Markdown preview, not really useful since it's only support github's md format.
 Plug 'iamcco/markdown-preview.nvim', { 'do': 'cd app & yarn install'  }
 
-" --- Auto complete with deoplete
-" if has('nvim')
-"   Plug 'Shougo/deoplete.nvim', { 'do': ':UpdateRemotePlugins' }
-" else
-"   Plug 'Shougo/deoplete.nvim'
-"   Plug 'roxma/nvim-yarp'
-"   Plug 'roxma/vim-hug-neovim-rpc'
-" endif
-" deoplete source
-" if has('win32') || has('win64')
-"   Plug 'tbodt/deoplete-tabnine', { 'do': 'powershell.exe .\install.ps1' }
-" else
-"   Plug 'tbodt/deoplete-tabnine', { 'do': './install.sh' }
-" endif
-" Plug 'MarcWeber/vim-addon-mw-utils'
-" Plug 'tomtom/tlib_vim'
-" Plug 'garbas/vim-snipmate'
-" Plug 'honza/vim-snippets'
-" Plug 'deoplete-plugins/deoplete-jedi'
-
 " --- Auto complete with NCM2 (nvim-completion-manager)
 " Plug 'ncm2/ncm2'
 " Plug 'roxma/nvim-yarp'
@@ -68,16 +48,25 @@ Plug 'iamcco/markdown-preview.nvim', { 'do': 'cd app & yarn install'  }
 " Plug 'ncm2/ncm2-jedi' " python
 " Plug 'ncm2/ncm2-racer' " rust
 
-" --- Auto complete with DDC 
-Plug 'Shougo/ddc.vim', { 'branch': 'main' }
-Plug 'vim-denops/denops.vim', { 'branch': 'main' }
+" --- nvm built-in lsp
 Plug 'neovim/nvim-lspconfig'
-" - DDC sources
-Plug 'Shougo/ddc-around', { 'branch': 'main' }
-Plug 'Shougo/ddc-nvim-lsp', { 'branch': 'main' }
-" - DDC filters
-Plug 'Shougo/ddc-matcher_head', { 'branch': 'main' }
-Plug 'Shougo/ddc-sorter_rank', { 'branch': 'main' }
+
+" --- Auto complete with DDC 
+" Plug 'Shougo/ddc.vim', { 'branch': 'main' }
+" Plug 'vim-denops/denops.vim', { 'branch': 'main' }
+" " - DDC sources
+" Plug 'Shougo/ddc-around', { 'branch': 'main' }
+" Plug 'Shougo/ddc-nvim-lsp', { 'branch': 'main' }
+" " - DDC filters
+" Plug 'Shougo/ddc-matcher_head', { 'branch': 'main' }
+" Plug 'Shougo/ddc-sorter_rank', { 'branch': 'main' }
+
+" --- Auto complete with CMP
+Plug 'hrsh7th/cmp-nvim-lsp'
+Plug 'hrsh7th/cmp-buffer'
+Plug 'hrsh7th/cmp-path'
+Plug 'hrsh7th/cmp-cmdline'
+Plug 'hrsh7th/nvim-cmp'
 
 " --- Indent visualization
 " Plug 'Yggdroot/indentLine'
@@ -238,59 +227,60 @@ hi Conceal ctermfg=0 ctermbg=NONE
 let g:python_highlight_all = 1
 
 " --- DDC
-" Customize global settings
-" Use around source.
-" https://github.com/Shougo/ddc-around
-call ddc#custom#patch_global('sources', ['around', 'nvim-lsp'])
+" " Customize global settings
+" " Use around source.
+" " https://github.com/Shougo/ddc-around
+" call ddc#custom#patch_global('sources', ['around', 'nvim-lsp'])
 
-" Use matcher_head and sorter_rank.
-" https://github.com/Shougo/ddc-matcher_head
-" https://github.com/Shougo/ddc-sorter_rank
-call ddc#custom#patch_global('sourceOptions', {
-      \ '_': {
-      \   'matchers': ['matcher_head'],
-      \   'sorters': ['sorter_rank']},
-      \ })
+" " Use matcher_head and sorter_rank.
+" " https://github.com/Shougo/ddc-matcher_head
+" " https://github.com/Shougo/ddc-sorter_rank
+" call ddc#custom#patch_global('sourceOptions', {
+"       \ '_': {
+"       \   'matchers': ['matcher_head'],
+"       \   'sorters': ['sorter_rank']},
+"       \ })
 
-" Change source options
-call ddc#custom#patch_global('sourceOptions', {
-      \ 'around': {'mark': 'A'},
-      \ 'nvim-lsp': { 'mark': 'lsp', 'forceCompletionPattern': '\.|:|->' },
-      \ })
-call ddc#custom#patch_global('sourceParams', {
-      \ 'around': {'maxSize': 500},
-      \ 'nvim-lsp': { 'kindLabels': { 'Class': 'c' } },
-      \ })
+" " Change source options
+" call ddc#custom#patch_global('sourceOptions', {
+"       \ 'around': {'mark': 'A'},
+"       \ 'nvim-lsp': { 'mark': 'lsp', 'forceCompletionPattern': '\.|:|->' },
+"       \ })
+" call ddc#custom#patch_global('sourceParams', {
+"       \ 'around': {'maxSize': 500},
+"       \ 'nvim-lsp': { 'kindLabels': { 'Class': 'c' } },
+"       \ })
 
-" Customize settings on a filetype
-call ddc#custom#patch_filetype(['rust'], 'sources', ['around', 'nvim-lsp'])
-call ddc#custom#patch_filetype(['c', 'cpp'], 'sources', ['around', 'clangd'])
-call ddc#custom#patch_filetype(['c', 'cpp'], 'sourceOptions', {
-      \ 'clangd': {'mark': 'C'},
-      \ })
-call ddc#custom#patch_filetype('markdown', 'sourceParams', {
-      \ 'around': {'maxSize': 100},
-      \ })
+" " Customize settings on a filetype
+" call ddc#custom#patch_filetype(['rust'], 'sources', ['around', 'nvim-lsp'])
+" call ddc#custom#patch_filetype(['c', 'cpp'], 'sources', ['around', 'clangd'])
+" call ddc#custom#patch_filetype(['c', 'cpp'], 'sourceOptions', {
+"       \ 'clangd': {'mark': 'C'},
+"       \ })
+" call ddc#custom#patch_filetype('markdown', 'sourceParams', {
+"       \ 'around': {'maxSize': 100},
+"       \ })
 
-" Mappings
+" " Mappings
 
-" <TAB>: completion.
-inoremap <silent><expr> <TAB>
-\ pumvisible() ? '<C-n>' :
-\ (col('.') <= 1 <Bar><Bar> getline('.')[col('.') - 2] =~# '\s') ?
-\ '<TAB>' : ddc#manual_complete()
+" " <TAB>: completion.
+" inoremap <silent><expr> <TAB>
+" \ pumvisible() ? '<C-n>' :
+" \ (col('.') <= 1 <Bar><Bar> getline('.')[col('.') - 2] =~# '\s') ?
+" \ '<TAB>' : ddc#manual_complete()
 
-" <S-TAB>: completion back.
-inoremap <expr><S-TAB>  pumvisible() ? '<C-p>' : '<C-h>'
+" " <S-TAB>: completion back.
+" inoremap <expr><S-TAB>  pumvisible() ? '<C-p>' : '<C-h>'
 
-" Use ddc.
-call ddc#enable()
+" " Use ddc.
+" call ddc#enable()
 
 " --- nvim-lsp
 lua << EOF
 local nvim_lsp = require'lspconfig'
 
 nvim_lsp.pyright.setup{}
+-- nvim_lsp.jedi_language_server.setup{}
 nvim_lsp.rust_analyzer.setup({
     settings = {
         ["rust-analyzer"] = {
@@ -317,3 +307,94 @@ let g:ale_fixers = {
 let g:ale_linters = {
 \	"python": ["pflake8", "black"],
 \}
+
+" --- CMP
+lua <<EOF
+  -- Setup nvim-cmp.
+  local cmp = require'cmp'
+
+  cmp.setup({
+    snippet = {
+      -- REQUIRED - you must specify a snippet engine
+      expand = function(args)
+        -- vim.fn["vsnip#anonymous"](args.body) -- For `vsnip` users.
+        -- require('luasnip').lsp_expand(args.body) -- For `luasnip` users.
+        -- require('snippy').expand_snippet(args.body) -- For `snippy` users.
+        -- vim.fn["UltiSnips#Anon"](args.body) -- For `ultisnips` users.
+      end,
+    },
+    window = {
+      -- completion = cmp.config.window.bordered(),
+      -- documentation = cmp.config.window.bordered(),
+    },
+    mapping = cmp.mapping.preset.insert({
+      ['<C-b>'] = cmp.mapping.scroll_docs(-4),
+      ['<C-f>'] = cmp.mapping.scroll_docs(4),
+      ['<C-Space>'] = cmp.mapping.complete(),
+      ['<C-e>'] = cmp.mapping.abort(),
+      ['<CR>'] = cmp.mapping.confirm({ select = true }), -- Accept currently selected item. Set `select` to `false` to only confirm explicitly selected items.
+      ["<Tab>"] = cmp.mapping(function(fallback)
+        if cmp.visible() then
+          cmp.select_next_item()
+        elseif vim.fn["vsnip#available"](1) == 1 then
+          feedkey("<Plug>(vsnip-expand-or-jump)", "")
+        elseif has_words_before() then
+          cmp.complete()
+        else
+          fallback() -- The fallback function sends a already mapped key. In this case, it's probably `<Tab>`.
+        end
+      end, { "i", "s" }),
+  
+      ["<S-Tab>"] = cmp.mapping(function()
+        if cmp.visible() then
+          cmp.select_prev_item()
+        elseif vim.fn["vsnip#jumpable"](-1) == 1 then
+          feedkey("<Plug>(vsnip-jump-prev)", "")
+        end
+      end, { "i", "s" }),
+    }),
+    sources = cmp.config.sources({
+      { name = 'nvim_lsp' },
+      -- { name = 'vsnip' }, -- For vsnip users.
+      -- { name = 'luasnip' }, -- For luasnip users.
+      -- { name = 'ultisnips' }, -- For ultisnips users.
+      -- { name = 'snippy' }, -- For snippy users.
+    }, {
+      { name = 'buffer' },
+    })
+  })
+
+  -- Set configuration for specific filetype.
+  cmp.setup.filetype('gitcommit', {
+    sources = cmp.config.sources({
+      { name = 'cmp_git' }, -- You can specify the `cmp_git` source if you were installed it.
+    }, {
+      { name = 'buffer' },
+    })
+  })
+
+  -- Use buffer source for `/` (if you enabled `native_menu`, this won't work anymore).
+  cmp.setup.cmdline('/', {
+    mapping = cmp.mapping.preset.cmdline(),
+    sources = {
+      { name = 'buffer' }
+    }
+  })
+
+  -- Use cmdline & path source for ':' (if you enabled `native_menu`, this won't work anymore).
+  cmp.setup.cmdline(':', {
+    mapping = cmp.mapping.preset.cmdline(),
+    sources = cmp.config.sources({
+      { name = 'path' }
+    }, {
+      { name = 'cmdline' }
+    })
+  })
+
+  -- Setup lspconfig.
+  local capabilities = require('cmp_nvim_lsp').update_capabilities(vim.lsp.protocol.make_client_capabilities())
+  -- Replace <YOUR_LSP_SERVER> with each lsp server you've enabled.
+  require('lspconfig')['pyright'].setup {
+    capabilities = capabilities
+  }
+EOF