diff --git a/docs/TASKS.md b/docs/TASKS.md
index 199d408..2ac8609 100644
--- a/docs/TASKS.md
+++ b/docs/TASKS.md
@@ -47,7 +47,7 @@
 | P5-001 | done        | Phase 5   | Plugin host — gateway plugin loading + channel interface      | —   | #41   |
 | P5-002 | done        | Phase 5   | @mosaic/discord-plugin — Discord bot + channel plugin         | #61 | #42   |
 | P5-003 | done        | Phase 5   | @mosaic/telegram-plugin — Telegraf bot + channel plugin       | —   | #43   |
-| P5-004 | in-progress | Phase 5   | SSO — Authentik OIDC adapter end-to-end                       | —   | #44   |
+| P5-004 | done        | Phase 5   | SSO — Authentik OIDC adapter end-to-end                       | —   | #44   |
 | P5-005 | not-started | Phase 5   | Verify Phase 5 — Discord + Telegram + SSO working             | —   | #45   |
 | P6-001 | not-started | Phase 6   | @mosaic/cli — unified CLI binary + subcommands                | —   | #46   |
 | P6-002 | not-started | Phase 6   | @mosaic/prdy — migrate PRD wizard from v0                     | —   | #47   |