diff --git a/xhpc-modules/xhpc-charging-station/src/main/resources/mapper/XhpcRateTimeMapper.xml b/xhpc-modules/xhpc-charging-station/src/main/resources/mapper/XhpcRateTimeMapper.xml
index b3bca148..6d8d376c 100644
--- a/xhpc-modules/xhpc-charging-station/src/main/resources/mapper/XhpcRateTimeMapper.xml
+++ b/xhpc-modules/xhpc-charging-station/src/main/resources/mapper/XhpcRateTimeMapper.xml
@@ -35,6 +35,7 @@
           and replace(end_time, '00:00:00', '24:00:00') >= #{date}
           and status = 0
           and del_flag = 0
+          limit 1
     </select>
 
     <select id="getXhpcTimeType" resultType="map">