1 files changed, 3 insertions, 0 deletions
diff --git a/NEWS b/NEWS
index ab261ce1c9..d064090719 100644
--- a/NEWS
+++ b/NEWS
@@ -31,6 +31,9 @@ with all sufficient information, see the ChangeLog file.
         if defined.
 
   * IO
+    * new method:
+      * IO#fdatasync
+
     * extended methods:
       * IO.pipe can take a block.