diff --git a/CHANGES.md b/CHANGES.md
index a29c9322..11d2f6ce 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -11,7 +11,7 @@ Fedify changelog
 Version 0.5.0
 -------------
 
-To be released.
+Released on April 2, 2024.
 
  -  Fedify is now available on npm: [@fedify/fedify].  [[#24]]
 
diff --git a/README.md b/README.md
index 26310313..83cb5444 100644
--- a/README.md
+++ b/README.md
@@ -51,7 +51,7 @@ join our [Matrix chat space][Matrix] or [GitHub Discussions].
       [Mastodon], [Lemmy], [Pixelfed], [PeerTube], and so on.
 
 [JSR]: https://jsr.io/@fedify/fedify
-[JSR badge]: https://jsr.io/badges/@fedify/fedify?
+[JSR badge]: https://jsr.io/badges/@fedify/fedify?_v=0.5.0
 [npm]: https://www.npmjs.com/package/@fedify/fedify
 [npm badge]: https://img.shields.io/npm/v/@fedify/fedify?logo=npm
 [GitHub Actions]: https://github.com/dahlia/fedify/actions/workflows/build.yaml