CHANGELOG.md in bright_serializer-0.3.1 vs CHANGELOG.md in bright_serializer-0.4.0

@@ -1,8 +1,15 @@
 # Change log
 
 ## master (unreleased)
 
+## 0.4.0 (2022-11-10)
+
+* Added relation helper methods `has_one`, `has_many`, `belongs_to` ([#49](https://github.com/petalmd/bright_serializer/pull/49))
+* Performance improvements, save in instance attributes to serialize. ([#100](https://github.com/petalmd/bright_serializer/pull/100))
+* Performance improvements, calculate attributes to serialize only once. ([#98](https://github.com/petalmd/bright_serializer/pull/98))
+* Add instrumentation. ([#90](https://github.com/petalmd/bright_serializer/pull/90))
+
 ## 0.3.1 (2022-09-28)
 
 * Performance improvements, use nil instead of empty set. ([#97](https://github.com/petalmd/bright_serializer/pull/97))
 * Move specs out of lib. ([#96](https://github.com/petalmd/bright_serializer/pull/96))