diff --git a/playbooks/files/dotfiles/vimrc b/playbooks/files/dotfiles/vimrc
index 075f12f..4a71458 100644
--- a/playbooks/files/dotfiles/vimrc
+++ b/playbooks/files/dotfiles/vimrc
@@ -54,8 +54,7 @@ let g:indent_guides_enable_on_vim_startup = 1
 
 " Tab navigation and creation
 map <C-t> :tabnew<CR>
-noremap<Tab> :tabn<CR>
-noremap <s-Tab> :tabp<CR>
+noremap <Tab><Tab> :tabn<CR>
 
 " Insert mode navigation Alt+hjkl
 imap <C-s-h> <Left>
@@ -343,3 +342,27 @@ set foldmethod=marker
 " Don't use swapfile
 set noswapfile
 
+
+
+"==============================================================================
+"                                 Coc Key mapping
+"==============================================================================
+"" Use <c-space> to trigger completion.
+if has('nvim')
+  inoremap <silent><expr> <c-space> coc#refresh()
+else
+  inoremap <silent><expr> <c-@> coc#refresh()
+endif
+" Symbol renaming.
+nmap <F2> <Plug>(coc-rename)
+" Hit tab go see documentation
+nmap <Tab> :silent call <SID>show_documentation()<CR>
+function! s:show_documentation()
+  if (index(['vim','help'], &filetype) >= 0)
+    execute 'h '.expand('<cword>')
+  elseif (coc#rpc#ready())
+    call CocActionAsync('doHover')
+  else
+    execute '!' . &keywordprg . " " . expand('<cword>')
+  endif
+endfunction