diff --git a/CHANGELOG.md b/CHANGELOG.md
index f02a341b..72ed0769 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,8 @@
 # Changelog
 
+## [v0.4.2](https://github.com/launchableinc/openai-java/compare/v0.4.1...v0.4.2) - 2025-09-08
+- Upgrade deploy function by @yoshiori in https://github.com/launchableinc/openai-java/pull/22
+
 ## [v0.4.1](https://github.com/launchableinc/openai-java/compare/v0.4.0...v0.4.1) - 2025-09-03
 - Change JSON Schema lib by @yoshiori in https://github.com/launchableinc/openai-java/pull/20
 
diff --git a/gradle.properties b/gradle.properties
index 7689f74a..ca10508e 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,5 +1,5 @@
 GROUP=com.launchableinc.openai-java
-VERSION_NAME=0.4.1
+VERSION_NAME=0.4.2
 POM_ARTIFACT_ID=openai-java
 POM_URL=https://launchableinc.com
 POM_SCM_URL=scm:git:git@github.com:launchableinc/openai-java.git