diff --git a/etc/NEWS b/etc/NEWS
index 70fc968440e..77f5e2d3781 100644
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -1607,10 +1607,6 @@ useful for modes such as tar-mode, archive-mode, RMAIL.
 *** `face-all-attributes' returns an alist describing all the basic
 attributes of a given face.
 
-+++
-*** `window-full-width-p' returns t if a window is as wide as its
-frame.
-
 +++
 *** `split-string-and-unquote' splits a string into a list of substrings
 on the boundaries of a given delimiter, and unquotes the substrings that