diff --git a/readme.md b/readme.md
index ca5fc02cc15..c4f1da0f654 100644
--- a/readme.md
+++ b/readme.md
@@ -151,6 +151,10 @@ optimizer without classpath conflicts.
 
 ## Changelog
 
+### 0.3.1
+
+- Automatically detect main class to make `ScalaModule#assembly` self-executable
+
 ### 0.3.0
 
 - Bump Ammonite to 1.3.2, Fastparse to 2.0.4