diff --git a/CHANGELOG b/CHANGELOG
index baf851a..7757e86 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -9,3 +9,9 @@ v0.0.1-alpha.3
     - Add option handler
     - Add cli implementation
     - Improve input handler
+
+v0.0.1-alpha.4
+    - Improve unittesting framework
+    - Improve semantic version from core module
+    - Add more documentation and increase coverage
+    - Add Entity Component System (ECS) module