diff --git a/NEWS.md b/NEWS.md
index 558acad064b774c642b81fabdf3463992c633a4e..acaaeabdce48a04d5b8096dd4f9b4d11a012cf82 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -217,6 +217,26 @@ Excluding feature bug fixes.
 
 ## Stdlib compatibility issues
 
+* Default gems
+
+    * The following libraries are promoted the default gems from stdlib.
+
+        * English
+        * erb
+        * find
+        * io-nonblock
+        * io-wait
+        * net-ftp
+        * net-http
+        * net-imap
+        * net-protocol
+        * optparse
+        * rinda
+        * set
+        * tempfile
+        * tmpdir
+        * werkref
+
 * Bundled gems
 
     * net-telnet and xmlrpc have been removed from the bundled gems.