diff --git a/.custodian-brief.md b/.custodian-brief.md
index dc6a487..6052542 100644
--- a/.custodian-brief.md
+++ b/.custodian-brief.md
@@ -1,8 +1,8 @@
 <!-- custodian-brief: generated by fix-consistency — do not edit manually -->
 # Custodian Brief — coulomb-loop
 
-**Domain:** coulomb_social  
-**Last synced:** 2026-06-18 23:39 UTC  
+**Domain:** communication  
+**Last synced:** 2026-06-22 21:20 UTC  
 **State Hub:** http://127.0.0.1:8000 *(adjust if running on a remote machine)*
 
 ## Active Workstreams
@@ -13,6 +13,6 @@
 ## MCP Orientation (when available)
 
 If the state-hub MCP server is reachable, call:
-`get_domain_summary("coulomb_social")`
+`get_domain_summary("communication")`
 This provides richer cross-domain context.
 If the MCP call fails, use this file as your orientation source.