diff --git a/unipay/payfee.py b/unipay/payfee.py
index 9c34869..687d3da 100644
--- a/unipay/payfee.py
+++ b/unipay/payfee.py
@@ -1,4 +1,5 @@
 # payfee
+from appPublic.log import debug, exception
 from ahserver.serverenv import ServerEnv
 from sqlor.dbpools import DBPools