diff --git a/src/blackboard/db.py b/src/blackboard/db.py
index 3a6d35e..a926ada 100644
--- a/src/blackboard/db.py
+++ b/src/blackboard/db.py
@@ -351,6 +351,7 @@ _SCHEMA_STATEMENTS = [
         agent TEXT,
         event_type TEXT NOT NULL,
         detail TEXT,
+        payload TEXT,
         created_at TEXT NOT NULL DEFAULT (datetime('now'))
     )""",
     "CREATE INDEX IF NOT EXISTS idx_events_task ON events(task_id)",
diff --git a/src/daemon/dispatcher.py b/src/daemon/dispatcher.py
index 9297f3b..bf2ba21 100644
--- a/src/daemon/dispatcher.py
+++ b/src/daemon/dispatcher.py
@@ -732,7 +732,7 @@ class Dispatcher:
                     (status, task_id),
                 )
                 conn.execute(
-                    "INSERT INTO events (task_id, agent, event_type, detail) VALUES (?, 'dispatcher', 'status_change', ?)",
+                    "INSERT INTO events (task_id, agent, event_type, payload) VALUES (?, 'dispatcher', 'status_change', ?)",
                     (task_id, f'{{"from": "{old_status}", "to": "{status}", "source": "auto_complete"}}'),
                 )
                 conn.commit()