diff --git a/lisp/emacs-lisp/comp.el b/lisp/emacs-lisp/comp.el
index bb4552459dd..745612838cc 100644
--- a/lisp/emacs-lisp/comp.el
+++ b/lisp/emacs-lisp/comp.el
@@ -193,8 +193,8 @@ native-comp-async-query-on-exit
   :type 'boolean
   :version "28.1")
 
-(defcustom native-comp-compiler-options nil
+(defcustom native-comp-compiler-options '("-flto")
   "Command line options passed verbatim to GCC compiler.
 Note that not all options are meaningful and some options might even
 break your Emacs.  Use at your own risk.
 affecting the assembler and linker are likely to be useful.