diff --git a/homeassistant/components/recorder/migration.py b/homeassistant/components/recorder/migration.py
index 1338cab39f6..5f81af68654 100644
--- a/homeassistant/components/recorder/migration.py
+++ b/homeassistant/components/recorder/migration.py
@@ -1312,7 +1312,7 @@ def migrate_event_type_ids(instance: Recorder) -> bool:
                     for event_type in missing_event_types
                 ]
                 session.add_all(missing_db_event_types)
-                session.commit()
+                session.flush()  # Assign ids
                 for db_event_type in missing_db_event_types:
                     assert db_event_type.event_type is not None
                     event_type_to_id[