diff --git a/CHANGELOG.md b/CHANGELOG.md
index 886b3e795c..f801d14a46 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,15 @@
 
 ## master (unreleased)
 
+### New features
+
+* [#490](https://github.com/rubocop/rubocop-performance/pull/490): Pluginfy RuboCop Performance. ([@koic][])
+* [#462](https://github.com/rubocop/rubocop-performance/pull/462): Add new `Performance/ZipWithoutBlock` cop that checks patterns like `.map { |id| [id] }` or `.map { [_1] }` and can replace them with `.zip`. ([@corsonknowles][])
+
+### Bug fixes
+
+* [#484](https://github.com/rubocop/rubocop-performance/pull/484): Fix `Performance/CaseWhenSplat` cop error on `when` node without body. ([@viralpraxis][])
+
 ## 1.23.1 (2025-01-04)
 
 ### Bug fixes
@@ -569,3 +578,4 @@
 [@earlopain]: https://github.com/earlopain
 [@parkerfinch]: https://github.com/parkerfinch
 [@viralpraxis]: https://github.com/viralpraxis
+[@corsonknowles]: https://github.com/corsonknowles
diff --git a/changelog/fix_performance_case_when_splat_cop_error_on_when_without_body.md b/changelog/fix_performance_case_when_splat_cop_error_on_when_without_body.md
deleted file mode 100644
index 7cd6e80aa1..0000000000
--- a/changelog/fix_performance_case_when_splat_cop_error_on_when_without_body.md
+++ /dev/null
@@ -1 +0,0 @@
-* [#484](https://github.com/rubocop/rubocop-performance/pull/484): Fix `Performance/CaseWhenSplat` cop error on `when` node without body. ([@viralpraxis][])
diff --git a/changelog/new_merge_pull_request_462_from.md b/changelog/new_merge_pull_request_462_from.md
deleted file mode 100644
index 4f026ed531..0000000000
--- a/changelog/new_merge_pull_request_462_from.md
+++ /dev/null
@@ -1 +0,0 @@
-* [#462](https://github.com/rubocop/rubocop-performance/pull/462): Add new `Performance/ZipWithoutBlock` cop that checks patterns like `.map { |id| [id] }` or `.map { [_1] }` and can replace them with `.zip`. ([@corsonknowles][])
diff --git a/changelog/new_pluginfy_with_lint_roller.md b/changelog/new_pluginfy_with_lint_roller.md
deleted file mode 100644
index 45540759fa..0000000000
--- a/changelog/new_pluginfy_with_lint_roller.md
+++ /dev/null
@@ -1 +0,0 @@
-* [#490](https://github.com/rubocop/rubocop-performance/pull/490): Pluginfy RuboCop Performance. ([@koic][])