1 files changed, 4 insertions, 0 deletions
diff --git a/NEWS b/NEWS
index 007ed4b455..a5fa4abb50 100644
--- a/NEWS
+++ b/NEWS
@@ -361,6 +361,10 @@ with all sufficient information, see the ChangeLog file.
       * socket option name
       * shutdown's argument
 
+* stringio
+  * new methods:
+    * StringIO#read_nonblock
+    * StringIO#write_nonblock
 * pathname
   * new methods:
     * Pathname#binread