diff --git a/CHANGELOG.md b/CHANGELOG.md
index 64af7d6..6ee9651 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## 0.5.1 — Unreleased
+
 ## 0.5.0 — 2026-01-01
 
 ### Added