diff --git a/docs/release-notes/rl-0.8.md b/docs/release-notes/rl-0.8.md
index e18c95fe..c4ad963c 100644
--- a/docs/release-notes/rl-0.8.md
+++ b/docs/release-notes/rl-0.8.md
@@ -37,6 +37,7 @@
 [snacks.nvim]: https://github.com/folke/snacks.nvim
 [oil.nvim]: https://github.com/stevearc/oil.nvim
 [hunk.nvim]: https://github.com/julienvincent/hunk.nvim
+[undotree]: https://github.com/mbbill/undotree
 
 - Add [typst-preview.nvim] under
   `languages.typst.extensions.typst-preview-nvim`.