diff --git a/lisp/window.el b/lisp/window.el
index f252b0e..a5a865e 100644
--- a/lisp/window.el
+++ b/lisp/window.el
@@ -9287,10 +9287,6 @@ window--adjust-process-windows
               (when size
                 (set-process-window-size process (cdr size) (car size))))))))))
 
-;; Remove the following call in Emacs 27, running
-;; 'window-size-change-functions' should suffice.
-(add-hook 'window-configuration-change-hook 'window--adjust-process-windows)
-
 ;; Catch any size changes not handled by
 ;; 'window-configuration-change-hook' (Bug#32720, "another issue" in
 ;; Bug#33230).