diff --git a/.custodian-brief.md b/.custodian-brief.md
index 25b0273..c30412e 100644
--- a/.custodian-brief.md
+++ b/.custodian-brief.md
@@ -2,7 +2,7 @@
 # Custodian Brief — repo-scoping
 
 **Domain:** capabilities  
-**Last synced:** 2026-05-15 10:11 UTC  
+**Last synced:** 2026-05-15 10:12 UTC  
 **State Hub:** http://127.0.0.1:8000 *(adjust if running on a remote machine)*
 
 ## Active Workstreams
@@ -33,9 +33,6 @@ Progress: 0/8 done  |  workstream_id: `1c740db0-1999-478b-b3e3-c0fdfec1e9dd`
 - · T07: Add Self-Scoping Regression Command  `af1fcecd`
 - … and 1 more open tasks
 
-### Activity-Core Scope Context API
-Progress: 4/4 done  |  workstream_id: `83a43ab6-d566-41e0-afd7-f2833812564f`
-
 ---
 ## MCP Orientation (when available)