diff --git a/config/vim/vimrc b/config/vim/vimrc
index 1a2583d..1619b58 100644
--- a/config/vim/vimrc
+++ b/config/vim/vimrc
@@ -1,7 +1,7 @@
 set encoding=utf-8
 scriptencoding utf-8
 
-function s:ensure_dir(dir)
+function! s:ensure_dir(dir)
   if filewritable(a:dir) != 2
     call mkdir(a:dir, "p", 0700)
   endif