diff --git a/flowsettings.py b/flowsettings.py
index dc68e9f3..940a0b74 100644
--- a/flowsettings.py
+++ b/flowsettings.py
@@ -302,7 +302,7 @@ SETTINGS_REASONING = {
 }
 
 USE_NANO_GRAPHRAG = config("USE_NANO_GRAPHRAG", default=False, cast=bool)
-USE_LIGHTRAG = config("USE_LIGHTRAG", default=True, cast=bool)
+USE_LIGHTRAG = config("USE_LIGHTRAG", default=False, cast=bool)
 USE_MS_GRAPHRAG = config("USE_MS_GRAPHRAG", default=False, cast=bool)
 
 GRAPHRAG_INDEX_TYPES = []