diff --git a/lisp/org-mouse.el b/lisp/org-mouse.el
index 0b067f074..817a2d1b0 100644
--- a/lisp/org-mouse.el
+++ b/lisp/org-mouse.el
@@ -211,7 +211,11 @@ this function is called.  Otherwise, the current major mode menu is used."
   (interactive "@e \nP")
   (if (and (= (event-click-count event) 1)
 	   (or (not mark-active)
-               (sit-for (/ (mouse-double-click-time) 1000.0))))
+               (sit-for
+                (/ (if (fboundp 'mouse-double-click-time) ; Emacs >= 29
+                       (mouse-double-click-time)
+                     double-click-time)
+                   1000.0))))
       (progn
 	(select-window (posn-window (event-start event)))
 	(when (not (org-mouse-mark-active))