add tangle arg

diff --git a/org-ref.org b/org-ref.org
index 42283e29e4fe03c5de48aea05611f7e0a5e70024..8aad16c75d2f725db01f9d4410b682b197a5a654 100644 (file)
--- a/org-ref.org
+++ b/org-ref.org
@@ -391,7 +391,7 @@ ref:test
 
 label:test
 
-#+BEGIN_SRC emacs-lisp
+#+BEGIN_SRC emacs-lisp :tangle org-ref.el
 (defcustom org-ref-colorize-links
   t
   "When non-nil, change colors of links"