diff --git a/NEWS b/NEWS
index f7e5ed8dc3..b04b7782a5 100644
--- a/NEWS
+++ b/NEWS
@@ -340,10 +340,13 @@ with all sufficient information, see the ChangeLog file or Redmine
 
 * Rubygems
 
-  * Update to Rubygems 2.7.0.
+  * Update to Rubygems 2.7.3.
+    * http://blog.rubygems.org/2017/11/28/2.7.3-released.html
+    * http://blog.rubygems.org/2017/11/08/2.7.2-released.html
+    * http://blog.rubygems.org/2017/11/03/2.7.1-released.html
     * http://blog.rubygems.org/2017/11/01/2.7.0-released.html
+    * http://blog.rubygems.org/2017/10/09/2.6.14-released.html
     * http://blog.rubygems.org/2017/08/27/2.6.13-released.html
-    * http://blog.rubygems.org/2017/10/09/unsafe-object-deserialization-vulnerability.html
 
 * SecureRandom