diff --git a/xxl-job-admin/src/main/resources/application.properties b/xxl-job-admin/src/main/resources/application.properties
index 37dd1969..1b6ace89 100644
--- a/xxl-job-admin/src/main/resources/application.properties
+++ b/xxl-job-admin/src/main/resources/application.properties
@@ -20,18 +20,21 @@ spring.freemarker.settings.number_format=0.##########
 
 ### mybatis
 mybatis.mapper-locations=classpath:/mybatis-mapper/*Mapper.xml
+mybatis.configuration.jdbc-type-for-null=NULL
 #mybatis.type-aliases-package=com.xxl.job.admin.core.model
 logging.level.com.xxl.job.admin.dao.XxlJobLogDao=debug
 logging.level.com.xxl.job.admin.dao.XxlJobRegistryDao=debug
 logging.level.com.xxl.job.admin.dao.XxlJobLogReportDao=debug
 
+### pagehelper
+pagehelper.auto-runtime-dialect=true
+
 ### xxl-job, mysql datasource
 #spring.datasource.url=jdbc:xxxxxxx
 #spring.datasource.username=xxxxxxx
 #spring.datasource.password=xxxxxxx
 #spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
 #spring.datasource.hikari.connection-test-query=SELECT 1
-#pagehelper.helper-dialect=mysql
 
 ### xxl-job, oracle datasource
 spring.datasource.url = xxxxxxx
@@ -39,8 +42,6 @@ spring.datasource.username=xxxxxxx
 spring.datasource.password=xxxxxxx
 spring.datasource.driver-class-name=oracle.jdbc.driver.OracleDriver
 spring.datasource.hikari.connection-test-query=SELECT 1 FROM DUAL
-pagehelper.helper-dialect=oracle
-mybatis.configuration.jdbc-type-for-null=NULL
 
 ### datasource-pool
 spring.datasource.type=com.zaxxer.hikari.HikariDataSource
@@ -63,7 +64,7 @@ spring.mail.properties.mail.smtp.starttls.required=true
 spring.mail.properties.mail.smtp.socketFactory.class=javax.net.ssl.SSLSocketFactory
 
 ### xxl-job, access token
-xxl.job.accessToken=
+d=
 
 ### xxl-job, i18n (default is zh_CN, and you can choose "zh_CN", "zh_TC" and "en")
 xxl.job.i18n=zh_CN