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-rw-r--r--lisp/avoid.el3
1 files changed, 2 insertions, 1 deletions
diff --git a/lisp/avoid.el b/lisp/avoid.el
index 2c3d7e822b9..60cc97aa3bd 100644
--- a/lisp/avoid.el
+++ b/lisp/avoid.el
@@ -80,7 +80,8 @@
(defcustom mouse-avoidance-mode nil
"Activate mouse avoidance mode.
See function `mouse-avoidance-mode' for possible values.
-You must modify via \\[customize] for this variable to have an effect."
+This variable should be set only with \\[customize], which is equivalent
+to using the function `mouse-avoidance-mode'.
:set (lambda (symbol value)
;; 'none below prevents toggling when value is nil.
(mouse-avoidance-mode (or value 'none)))