diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9e715fd6..b462723e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## [v0.52.1](https://github.com/k1LoW/octocov/compare/v0.52.0...v0.52.1) - 2023-09-24
+### Other Changes
+- Update JSON schema for custom metrics by @k1LoW in https://github.com/k1LoW/octocov/pull/272
+
 ## [v0.52.0](https://github.com/k1LoW/octocov/compare/v0.51.6...v0.52.0) - 2023-09-23
 ### New Features 🎉
 - Support metadata for custom metrics by @k1LoW in https://github.com/k1LoW/octocov/pull/270
diff --git a/version/version.go b/version/version.go
index 11baf5dc..7a1617e5 100644
--- a/version/version.go
+++ b/version/version.go
@@ -4,4 +4,4 @@ package version
 const Name string = "octocov"
 
 // Version for this.
-var Version = "0.52.0"
+var Version = "0.52.1"