diff --git a/.custodian-brief.md b/.custodian-brief.md
index adabe8d..cf20cf4 100644
--- a/.custodian-brief.md
+++ b/.custodian-brief.md
@@ -2,7 +2,7 @@
 # Custodian Brief — railiance-cluster
 
 **Domain:** financials  
-**Last synced:** 2026-07-25 09:13 UTC  
+**Last synced:** 2026-07-26 00:18 UTC  
 **State Hub:** http://127.0.0.1:8000 *(adjust if running on a remote machine)*
 
 ## Current Goal
@@ -12,10 +12,7 @@ Install k3s and Kubernetes Baseline on the HostEurope Server
 ## Active Workstreams
 
 ### rail-kubernetes extraction from railiance-cluster
-Progress: 3/4 done  |  workplan_id: `2b01ce91-35be-4947-832b-2f462c6ba472`
-
-**Open tasks:**
-- ! T04 - Prepare compatibility shims for the migration window  `fdc9fa63`
+Progress: 4/4 done  |  workplan_id: `2b01ce91-35be-4947-832b-2f462c6ba472`
 
 ---
 ## MCP Orientation (when available)