diff --git a/electrmangnetic/pom.xml b/electrmangnetic/pom.xml
index bbf3e5f..53dc820 100644
--- a/electrmangnetic/pom.xml
+++ b/electrmangnetic/pom.xml
@@ -63,10 +63,14 @@
             <artifactId>mybatis-plus-spring-boot3-starter</artifactId>
             <version>3.5.7</version>
         </dependency>
+<!--        <dependency>-->
+<!--            <groupId>mysql</groupId>-->
+<!--            <artifactId>mysql-connector-java</artifactId>-->
+<!--            <version>8.0.31</version>-->
+<!--        </dependency>-->
         <dependency>
-            <groupId>mysql</groupId>
-            <artifactId>mysql-connector-java</artifactId>
-            <version>8.0.31</version>
+            <groupId>org.mariadb.jdbc</groupId>
+            <artifactId>mariadb-java-client</artifactId>
         </dependency>
         <dependency>
             <groupId>com.electromagnetic.data</groupId>
diff --git a/electrmangnetic/src/main/resources/application.properties b/electrmangnetic/src/main/resources/application.properties
index cfedcd9..b83f0d8 100644
--- a/electrmangnetic/src/main/resources/application.properties
+++ b/electrmangnetic/src/main/resources/application.properties
@@ -5,10 +5,12 @@ spring.servlet.multipart.max-file-size=500MB
 spring.servlet.multipart.max-request-size=500MB
 spring.mvc.async.request-timeout=3600000
 #mysql
-spring.datasource.url=jdbc:mysql://139.196.179.195:3306/em_data_dev?serverTimezone=UTC&useUnicode=true&characterEncoding=utf-8&useSSL=true&serverTimezone=GMT%2B8&allowMultiQueries=true&rewriteBatchedStatements=true
+spring.datasource.url=jdbc:mariadb://139.196.179.195:3306/em_data_dev?serverTimezone=UTC&useUnicode=true&characterEncoding=utf-8&sslModel=true&serverTimezone=GMT%2B8&allowMultiQueries=true&rewriteBatchedStatements=true
+spring.datasource.driver-class-name=org.mariadb.jdbc.Driver
+#spring.datasource.url=jdbc:mysql://139.196.179.195:3306/em_data_dev?serverTimezone=UTC&useUnicode=true&characterEncoding=utf-8&useSSL=true&serverTimezone=GMT%2B8&allowMultiQueries=true&rewriteBatchedStatements=true
+#spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
 spring.datasource.username=em_user_dev
 spring.datasource.password=123456
-spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
 spring.datasource.type=com.alibaba.druid.pool.DruidDataSource
 # es
 spring.elasticsearch.password=123456