From 3345eab934073bdd8394ee8a46fc18954999af76 Mon Sep 17 00:00:00 2001
From: Yusuke Endoh <mame@ruby-lang.org>
Date: Wed, 25 Dec 2019 11:37:27 +0900
Subject: [PATCH] NEWS: add a ticket reference

---
 NEWS | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/NEWS b/NEWS
index cfbfd9e689..18024ca3e6 100644
--- a/NEWS
+++ b/NEWS
@@ -763,7 +763,7 @@ Fiber::
 
 File::
   * File.realpath now uses realpath(3) on many platforms, which can
-    significantly improve performance.
+    significantly improve performance. [Feature #15797]
 
 Hash::
   * Change data structure of small Hash objects. [Feature #15602]