diff --git a/contrib/babel/library-of-babel.org b/contrib/babel/library-of-babel.org
index ecad0fefd..0098e7263 100644
--- a/contrib/babel/library-of-babel.org
+++ b/contrib/babel/library-of-babel.org
@@ -143,7 +143,7 @@ normal document.
 #+end_src
 
 example usage
-: #+source: fibs
+: #+name: fibs
 : #+begin_src emacs-lisp :var n=8
 :   (flet ((fib (m) (if (< m 2) 1 (+ (fib (- m 1)) (fib (- m 2))))))
 :     (mapcar (lambda (el) (list el (fib el))) (number-sequence 0 (- n 1))))