Index: www/changelog.md
==================================================================
--- www/changelog.md
+++ www/changelog.md
@@ -2,20 +2,28 @@
 
 ⚠️  indicates a breaking change.
 
 ## [Unreleased]
 
-[Details](/vdiff?from=sidoc-html5-0.1.0&to=trunk)
+[Details](/vdiff?from=sidoc-html5-0.1.1&to=trunk)
 
 ### Added
 
-- Add `Element::map_opt()`.
-
 ### Changed
 
 ### Removed
 
+---
+
+## [0.1.1] - 2024-11-07
+
+[Details](/vdiff?from=sidoc-html5-0.1.0&to=sidoc-html5-0.1.1)
+
+### Added
+
+- Add `Element::map_opt()`.
+
 ---
 
 ## [0.1.0] - 2020-09-12
 
 Initial release