diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7862df7..f1f7113 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Changelog
 
-## 1.0.0 (unreleased)
+## 1.0.0 (2026-10-22)
 
 First release as `@spreedly/composer-sdk-server`. If you're upgrading from `@dodgeball/trust-sdk-server`, read **Changed** and **Removed**.