diff --git a/CHANGELOG.md b/CHANGELOG.md
index d0350a8..478fe9b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Changelog
 
-## Unreleased
+## 1.3.1 — 2026-09-13
 
 ### Fixed