diff --git a/CHANGELOG.md b/CHANGELOG.md
index 279f851..7d6eb0c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,12 +1,22 @@
+## 0.0.4
++ Feature: added function and tests for toParamCase()
++ Feature: added function and tests for toHeaderCase()
+
 ## 0.0.3
 + Improvements: update documentation
-+ BugFix: added object validation to avoid invalid data
++ Feature: added isObject() to avoid invalid params
 + Improvements: added nodejs v13 support
 + Improvements: added codacy support for code quality
 + Improvements: added coveralls for test coverage
 
 ## 0.0.2
 + Improvements: update readme and package description
++ Feature: added private function transforms()
 
 ## 0.0.1
-+ Feature: added functions and tests for toLowerCase, toUpperCase, toCamelCase, toPascalCase, toConstantCase, toSnakeCase
++ Feature: added function and tests for toLowerCase()
++ Feature: added function and tests for toUpperCase()
++ Feature: added function and tests for toCamelCase()
++ Feature: added function and tests for toPascalCase()
++ Feature: added function and tests for toConstantCase()
++ Feature: added function and tests for toSnakeCase()