diff --git a/doc/bugs/Build_fails_on_Windows_as_of_commit_4b1b9d7a8.mdwn b/doc/bugs/Build_fails_on_Windows_as_of_commit_4b1b9d7a8.mdwn
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+As of commit 4b1b9d7a8, trying to build git-annex on Windows fails because of a missing function argument and a missing import, both in `Annex/Init.hs`.  [This patch](https://raw.githubusercontent.com/datalad/git-annex/master/patches/20210622-4b1b9d7a8-fix-windows.patch) fixes both problems.
+
+[[!meta author=jwodder]]
+[[!tag projects/datalad]]