diff --git a/docs/public/.well-known/continuwuity/announcements b/docs/public/.well-known/continuwuity/announcements
index b33ff7262..bae764c78 100644
--- a/docs/public/.well-known/continuwuity/announcements
+++ b/docs/public/.well-known/continuwuity/announcements
@@ -6,10 +6,10 @@
             "message": "Welcome to Continuwuity! Important announcements about the project will appear here."
         },
         {
-            "id": 12,
-            "mention_room": false,
-            "date": "2026-04-24",
-            "message": "[v0.5.8](https://forgejo.ellis.link/continuwuation/continuwuity/releases/tag/v0.5.8) is out! This is a patch release which fixes a bug in 0.5.7's email support -- upgrade soon if you use that feature."
+            "id": 13,
+            "mention_room": true,
+            "date": "2026-05-08",
+            "message": "[v0.5.9](https://forgejo.ellis.link/continuwuation/continuwuity/releases/tag/v0.5.9) has been released, fixing a few low-severity federation-related vulnerabilities. It is recommended you read the changelog and update as soon as possible. There are no new features or other changes in this release, only related bugfixes. Deployments tracking the main branch should also update to the latest commit."
         }
     ]
 }