diff --git a/stacks/althing-post-office/compose.yaml b/stacks/althing-post-office/compose.yaml
index b772ceb..da13c37 100644
--- a/stacks/althing-post-office/compose.yaml
+++ b/stacks/althing-post-office/compose.yaml
@@ -51,7 +51,7 @@ services:
     # Digest-pinned, not tag-floating: `:3.0.0` is a mutable pointer on a registry
     # anyone can re-push, and this container is the fleet's whole message bus. The
     # tag is kept alongside the digest purely so a human can read what it is.
-    image: gitea.phasefinal.com/claude-bot/althing-post-office:3.6.2@sha256:9bf9808eb54ed828ac1ae2e18a2021d9ffcca60bf25dc8a51b4fc5a2b2960c77
+    image: gitea.phasefinal.com/claude-bot/althing-post-office:3.6.3@sha256:978f85533674ee248d6c6f29c54ffab0bc2cb16332c18c9fb8bfda1d566e2de4
     container_name: althing-post-office
 
     # ─── Host networking, so the bind guard keeps working ────────────