PDIO-625 Update README for new changes
diff --git a/README.md b/README.md
index f732030..23eea3a 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,16 @@
## Versions
+### v0.4.0
+
+- Change from ALSAlgorithm.scala to ECommAlgorithm.scala
+
+ * return popular bought items when no information is found for the user.
+ * add "similarEvents" parameter for configuration what user-to-item events are used for finding similar items
+ * re-structure the Algorithm code for easier customization and testing
+
+- add some unit tests for testing code that may be customized
+
### v0.3.1
- use INVALID_APP_NAME as default appName in engine.json