diff --git a/after/ftplugin/vim.vim b/after/ftplugin/vim.vim
index b18cb38..15b8592 100644
--- a/after/ftplugin/vim.vim
+++ b/after/ftplugin/vim.vim
@@ -1 +1,3 @@
 setlocal foldmethod=marker
+" Mapping for Vim help of the word under cursor.
+nmap K :help <C-r><C-w><CR>