diff --git a/agents b/agents
index 203d540..f1dadc3 160000
--- a/agents
+++ b/agents
@@ -1 +1 @@
-Subproject commit 203d54054a31c0ccf7786c0fff161f5fc39ac5d1
+Subproject commit f1dadc396475db19816cab9aabb75578698040c7
diff --git a/config/role_registry.yaml b/config/role_registry.yaml
index 404075c..7e495d4 100644
--- a/config/role_registry.yaml
+++ b/config/role_registry.yaml
@@ -12,7 +12,7 @@ t2:
   default:  agents/engineering/engineering-software-architect.md
 
 t3:
-  backend:  agents/engineering/engineering-backend-developer.md
+  backend:  agents/engineering/engineering-backend-architect.md
   frontend: agents/engineering/engineering-frontend-architect.md
   infra:    agents/engineering/engineering-sre.md
   data:     agents/engineering/engineering-data-engineer.md