diff --git a/zh-module-applet/zh-applet-admin/src/main/java/org/jeecg/modules/appmana/mapper/xml/SurvAlertRecordMapper.xml b/zh-module-applet/zh-applet-admin/src/main/java/org/jeecg/modules/appmana/mapper/xml/SurvAlertRecordMapper.xml
index 05366d5..fe63774 100644
--- a/zh-module-applet/zh-applet-admin/src/main/java/org/jeecg/modules/appmana/mapper/xml/SurvAlertRecordMapper.xml
+++ b/zh-module-applet/zh-applet-admin/src/main/java/org/jeecg/modules/appmana/mapper/xml/SurvAlertRecordMapper.xml
@@ -55,7 +55,7 @@
             and read_status = #{param2.readStatus}
         </if>
         <if test="param2.alertTime!=null">
-            and DATE_FORMAT(ALERT_TIME,'%Y-%m-%d %H') = DATE_FORMAT(#{param2.alertTime},'%Y-%m-%d %H')
+            and DATE_FORMAT(ALERT_TIME,'%Y-%m-%d') = DATE_FORMAT(#{param2.alertTime},'%Y-%m-%d')
         </if>
     </select>