diff --git a/lisp/ob-core.el b/lisp/ob-core.el
index 9e4c8b1..4d73fcc 100644
--- a/lisp/ob-core.el
+++ b/lisp/ob-core.el
@@ -1999,7 +1999,8 @@ code ---- the results are extracted in the syntax of the source
 		(setq end (point-marker))
 		;; possibly wrap result
 		(cond
-		 ((assoc :wrap (nth 2 info))
+		 ((and (assoc :wrap (nth 2 info))
+		       (cdr (assoc :wrap (nth 2 info))))
 		  (let ((name (or (cdr (assoc :wrap (nth 2 info))) "RESULTS")))
 		    (funcall wrap (concat "#+BEGIN_" name)
 			     (concat "#+END_" (car (org-split-string name))))))