diff --git a/rag/ragprogram.py b/rag/ragprogram.py
index d711dd6..6ca82d9 100644
--- a/rag/ragprogram.py
+++ b/rag/ragprogram.py
@@ -1,4 +1,5 @@
 from appPublic.timeUtils import curDateString, dateAdd
+from sqlor.dbpools import DBPools
 from ahserver.serverenv import get_serverenv
 
 async def set_program(request, program_type, quota, term=1):