diff --git a/unipay/paylog.py b/unipay/paylog.py
index 528dcac..848cb31 100644
--- a/unipay/paylog.py
+++ b/unipay/paylog.py
@@ -24,9 +24,9 @@ class PaymentLog:
 		return False
 	
 	async def cancel_log(self, logid):
-        dbname = await self.env.get_module_dbname('unipay')
-        async with self.db.sqlorContext(dbname) as sor:
-            ns = {
+		dbname = await self.env.get_module_dbname('unipay')
+		async with self.db.sqlorContext(dbname) as sor:
+			ns = {
 				"id": logid,
 				"cancel_timestamp": timestampstr()
 			}
@@ -35,14 +35,14 @@ class PaymentLog:
 		return False
 	
 	async def payed_log(self, logid):
-        dbname = await self.env.get_module_dbname('unipay')
-        async with self.db.sqlorContext(dbname) as sor:
-            ns = {
-                "id": logid,
-                "payed_timestamp": timestampstr()
-            }
-            await sor.U('payment_log', ns)
-            return True
-        return False
+		dbname = await self.env.get_module_dbname('unipay')
+		async with self.db.sqlorContext(dbname) as sor:
+			ns = {
+				"id": logid,
+				"payed_timestamp": timestampstr()
+			}
+			await sor.U('payment_log', ns)
+			return True
+		return False