diff --git a/src/main/resources/mapper/lease/LeaseMachineMapper.xml b/src/main/resources/mapper/lease/LeaseMachineMapper.xml
index 3a39ff2..0043d2a 100644
--- a/src/main/resources/mapper/lease/LeaseMachineMapper.xml
+++ b/src/main/resources/mapper/lease/LeaseMachineMapper.xml
@@ -301,7 +301,7 @@
                 gpc.algorithm
                 FROM
                 lease_machine lm
-                JOIN lease_machine_config gpc ON lm.id = gpc.machine_id AND gpc.status = 1
+                LEFT JOIN lease_machine_config gpc ON lm.id = gpc.machine_id AND gpc.status = 1
                 GROUP BY
                 lm.id,
                 gpc.coin,