2 files changed, 3 insertions, 0 deletions

diff --git a/etc/NEWS b/etc/NEWS
index 137d476c926..2528c6161aa 100644
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -2731,6 +2731,8 @@ during last redisplay.  'window-old-pixel-width' (renamed from
 'window-old-body-pixel-width' and 'window-old-body-pixel-height'
 return the total and body sizes of any window during last redisplay.
 
+Also 'run-window-configuration-change-hook' is declared obsolete.
+
 See the section "(elisp) Window Hooks" in the Elisp manual for a
 detailed explanation of the new behavior.
 
diff --git a/lisp/subr.el b/lisp/subr.el
index 3ba4d2bd4e5..b408ef0931d 100644
--- a/lisp/subr.el
+++ b/lisp/subr.el
@@ -1603,6 +1603,7 @@ be a list of the form returned by `event-start' and `event-end'."
 (make-obsolete 'window-redisplay-end-trigger nil "23.1")
 (make-obsolete 'set-window-redisplay-end-trigger nil "23.1")
 
+(make-obsolete 'run-window-configuration-change-hook nil "27.1")
 (make-obsolete 'process-filter-multibyte-p nil "23.1")
 (make-obsolete 'set-process-filter-multibyte nil "23.1")