1 files changed, 2 insertions, 0 deletions
diff --git a/NEWS b/NEWS
index c4c9c845b5..4423c5310a 100644
--- a/NEWS
+++ b/NEWS
@@ -159,6 +159,8 @@ with all sufficient information, see the ChangeLog file.
 * matrix
   * extended methods:
     * Matrix#each and #each_with_index can iterate on a subset of the elements
+    * Matrix#find_index returns [row, column] and can iterate on a subset
+      of the elements
 
 * net/http
   * SNI (Server Name Indication) supported for HTTPS.