diff --git a/my_configs.vim b/my_configs.vim
index 007d9578..d99fc054 100644
--- a/my_configs.vim
+++ b/my_configs.vim
@@ -19,3 +19,9 @@ let g:syntastic_javascript_args = "-c ./.eslintrc"
 map <leader>wc <C-W>c
 map <leader>wn <C-W>n
 
+
+"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+" => Autotrim trailing spaces on specific files
+"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+autocmd FileType javascript autocmd BufWritePre <buffer> :%s/\s\+$//e
+