diff --git a/WHATS_NEW.md b/WHATS_NEW.md
index cf92105b..b599acbb 100644
--- a/WHATS_NEW.md
+++ b/WHATS_NEW.md
@@ -3,6 +3,12 @@ WHATS NEW
 
 ------------------------------
 
+<b>2014-09-25</b> new release **v1.4.1**
+
+It contains a critical bugfix (see [#134](https://github.com/jsprit/jsprit/issues/134)).
+
+------------------------------
+
 <b>2014-09-08</b> new release **v1.4**
 
 v1.4 breaks your code! Look at [changelog](https://github.com/jsprit/jsprit/blob/master/CHANGELOG.md) to migrate from v1.3.1 to v1.4.