diff --git a/dev/tasks/DEV-000146-work-graph-runtime.json b/dev/tasks/DEV-000146-work-graph-runtime.json
index 875e606..7137601 100644
--- a/dev/tasks/DEV-000146-work-graph-runtime.json
+++ b/dev/tasks/DEV-000146-work-graph-runtime.json
@@ -6,7 +6,7 @@
   "risk_tier": "E",
   "intent": "Provide a durable work-graph runtime with bounded fan-out scheduling, dispatch queue binding, and revisioned fan-in completion.",
   "requirement_ids": ["WP-400", "Multi-Agent Work Graph"],
-  "allowed_change_scope": {"modules": ["work", "work-graph-runtime"], "paths": ["contracts/work/graph.go", "modules/work/application/**", "modules/work/ports/**", "adapters/postgres/work_repository.go", "database/migrations/035_work_graph_dispatch_binding.sql", "cmd/work-graph-runtime/**", "deploy/docker-compose.prod.yml", "tests/agent_execution/**", "dev/ACTIVE_TASK.json", "dev/tasks/DEV-000146-work-graph-runtime.json"]},
+  "allowed_change_scope": {"modules": ["work", "work-graph-runtime"], "paths": ["contracts/work/graph.go", "contracts/work/lease.go", "contracts/work/dispatch_queue.go", "modules/work/application/**", "modules/work/ports/**", "adapters/postgres/work_repository.go", "database/migrations/035_work_graph_dispatch_binding.sql", "cmd/work-graph-runtime/**", "deploy/docker-compose.prod.yml", "tests/agent_execution/**", "dev/ACTIVE_TASK.json", "dev/tasks/DEV-000146-work-graph-runtime.json"]},
   "forbidden_change_scope": {"paths": ["architecture/**", "security/**", ".gitea/**", "contracts/authority/**", "modules/identity/**"]},
   "allowed_architecture_delta": {"new_cross_module_dependencies": 0, "new_canonical_owners": 0, "new_privileges": 1, "new_third_party_dependencies": 0, "new_database_owner_roles": 1},
   "contracts": {"consume": ["WorkGraph", "AgentDispatchIntent", "AgentDispatchQueueItem"], "may_change": ["GraphNode dispatch binding serialization"]},