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-rw-r--r--src/xfns.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/xfns.c b/src/xfns.c
index ec9d54dcf93..f2c85814847 100644
--- a/src/xfns.c
+++ b/src/xfns.c
@@ -5036,6 +5036,8 @@ DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 6, 0,
doc: /* Show STRING in a "tooltip" window on frame FRAME.
A tooltip window is a small X window displaying a string.
+This is an internal function; Lisp code should call `tooltip-show'.
+
FRAME nil or omitted means use the selected frame.
PARMS is an optional list of frame parameters which can be used to