diff --git a/composer-packages/phpcs/CHANGELOG.md b/composer-packages/phpcs/CHANGELOG.md
index cd339cb..fdba6c0 100644
--- a/composer-packages/phpcs/CHANGELOG.md
+++ b/composer-packages/phpcs/CHANGELOG.md
@@ -4,7 +4,7 @@ All notable changes to `rtcamp/wp-phpcs` are documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/).
 
-## Unreleased
+## [1.0.0] - 2026-07-30
 
 ### Added
 
diff --git a/composer-packages/phpstan/CHANGELOG.md b/composer-packages/phpstan/CHANGELOG.md
index 7f292a5..fe02320 100644
--- a/composer-packages/phpstan/CHANGELOG.md
+++ b/composer-packages/phpstan/CHANGELOG.md
@@ -4,7 +4,7 @@ All notable changes to `rtcamp/wp-phpstan` are documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/).
 
-## Unreleased
+## [1.0.0] - 2026-07-30
 
 ### Added