diff --git a/lisp/info.el b/lisp/info.el
index edf50f865a2..0d677bd0850 100644
--- a/lisp/info.el
+++ b/lisp/info.el
@@ -1779,9 +1779,12 @@ Selecting other nodes:
 \\[Info-index-next]	(comma) Move to the next match from a previous `i' command.
 
 Moving within a node:
-\\[Info-scroll-up]	Normally, scroll forward a full screen.  If the end of the buffer is
-already visible, try to go to the next menu entry, or up if there is none.
-\\[Info-scroll-down]  Normally, scroll backward.  If the beginning of the buffer is
+\\[Info-scroll-up]	Normally, scroll forward a full screen.
+Once you scroll far enough in a node that its menu appears on the screen
+but after point, the next scroll moves into its first subnode.
+When after all menu items (or if their is no menu), move up to
+the parent node.
+\\[Info-scroll-down]	Normally, scroll backward.  If the beginning of the buffer is
 already visible, try to go to the previous menu entry, or up if there is none.
 \\[beginning-of-buffer]	Go to beginning of node.