diff --git a/etc/NEWS b/etc/NEWS
index bb214f26c5b3c025f09b08119ca0a0c1e18b2f85..5af0c1fab034e24444e0d1ec0461b82eb5a6bcb1 100644
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -59,6 +59,11 @@ option '--enable-check-lisp-object-type' is therefore no longer as
 useful and so is no longer enabled by default in developer builds,
 to reduce differences between developer and production builds.
 
+** Emacs by default uses a "portable dumper" instead of unexec,
+improving compatibility with modern systems and supporting ASLR.
+Emacs now needs an "emacs.pdmp" file, generated during the built, in
+its data directory at runtime.
+
 ** Ibuffer
 
 ---