diff --git a/.vimrc b/.vimrc
index dde7dd6..e19725b 100644
--- a/.vimrc
+++ b/.vimrc
@@ -15,6 +15,7 @@ Plugin 'ap/vim-buftabline'
 Plugin 'pylint.vim'
 Plugin 'tpope/vim-fugitive'
 Plugin 'fatih/vim-go'
+Plugin 'tom-doerr/vim_codex'
 
 Bundle 'powerline/powerline', {'rtp': 'powerline/bindings/vim/'}
 
@@ -129,3 +130,10 @@ inoremap <expr> <C-n> pumvisible() ? '<C-n>' :
   \ '<C-n><C-r>=pumvisible() ? "\<lt>Down>" : ""<CR>'
 inoremap <expr> <M-,> pumvisible() ? '<C-n>' :
   \ '<C-x><C-o><C-n><C-p><C-r>=pumvisible() ? "\<lt>Down>" : ""<CR>'
+
+
+" disable arrow keys
+noremap <Up> <Nop>
+noremap <Down> <Nop>
+noremap <Left> <Nop>
+noremap <Right> <Nop>