1 files changed, 1 insertions, 1 deletions

diff --git a/NEWS b/NEWS
index 64eb99e8b0..47c1539079 100644
--- a/NEWS
+++ b/NEWS
@@ -92,7 +92,7 @@ with all sufficient information, see the ChangeLog file or Redmine
 * IO
 
   * IO#gets, IO#readline, IO#each_line, IO#readlines, IO#foreach now takes
-    an optional keyword argument, chomp flag.
+    an optional keyword argument, chomp flag.  [Feature #12553]
 
 * Kernel