diff --git a/skills/tmux-agent-orchestrate-delegate-job/job-protocol.md b/skills/tmux-agent-orchestrate-delegate-job/job-protocol.md
index 26495d2..64b37da 100644
--- a/skills/tmux-agent-orchestrate-delegate-job/job-protocol.md
+++ b/skills/tmux-agent-orchestrate-delegate-job/job-protocol.md
@@ -47,7 +47,7 @@ Reference implementation: [`./scripts/publish_event.py`](./scripts/publish_event
 | `job_id` | Subscriber drops any event whose `job_id` it did not subscribe for. |
 | `timestamp` | Publisher host clock, **advisory only**. The delegator's timeout is measured from *receive* time, not this field. |
 | `detail` | Generalised text only. **No absolute paths, keys, or tokens.** |
-| `data` | Optional metadata. Production may add `auth_token`, `build_id`, etc. |
+| `data` | Optional metadata. Production may add `hmac_sig`, `build_id`, etc. |
 
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