diff --git a/src/main/resources/mapper/master/UserCourseBuyDao.xml b/src/main/resources/mapper/master/UserCourseBuyDao.xml
index e606993f..1e2d6238 100644
--- a/src/main/resources/mapper/master/UserCourseBuyDao.xml
+++ b/src/main/resources/mapper/master/UserCourseBuyDao.xml
@@ -28,7 +28,7 @@
         left join user u on u.id = ucb.user_id
         left join course c on c.id = ucb.course_id
         left join course_catalogue cc on cc.id = ucb.catalogue_id
-        where ucbl.del_flag = 0 and ucbl.pay_time <= #{date}
+        where ucbl.del_flag = 0 and DATE_FORMAT(ucbl.pay_time,'%Y-%m-%d') <= #{date}
         order by ucb.id
         ) t) s) q) w
     </select>
@@ -60,7 +60,7 @@
         left join user u on u.id = ucb.user_id
         left join course c on c.id = ucb.course_id
         left join course_catalogue cc on cc.id = ucb.catalogue_id
-        where ucbl.del_flag = 0 and ucbl.pay_time &lt;= #{date}
+        where ucbl.del_flag = 0 and DATE_FORMAT(ucbl.pay_time,'%Y-%m-%d') &lt;= #{date}
         order by ucbl.pay_time
         ) t) s) q) w
         ) e