diff --git a/src/Vervis/Federation.hs b/src/Vervis/Federation.hs
index acf5a61..6cc0df2 100644
--- a/src/Vervis/Federation.hs
+++ b/src/Vervis/Federation.hs
@@ -1569,7 +1569,7 @@ handleOutboxNote host (Note mluNote luAttrib aud muParent muContext mpublished c
             prefix =
                 T.concat
                     [ "Outbox POST handler: deliverRemoteHttp obid#"
-                    , T.pack $ show obid
+                    , T.pack $ show $ fromSqlKey obid
                     , ": "
                     ]
         fork = forkWorker "Outbox POST handler: HTTP delivery"