diff --git a/xxl-job-executor-samples/xxl-job-executor-db/src/main/resources/application.properties b/xxl-job-executor-samples/xxl-job-executor-db/src/main/resources/application.properties
index 55025ee1..e477c3a0 100644
--- a/xxl-job-executor-samples/xxl-job-executor-db/src/main/resources/application.properties
+++ b/xxl-job-executor-samples/xxl-job-executor-db/src/main/resources/application.properties
@@ -1,9 +1,9 @@
-spring.datasource.prd.url=jdbc:mysql://172.16.16.98:3306/microfinance?useUnicode=true&zeroDateTimeBehavior=convertToNull&allowMultiQueries=true&rewriteBatchedStatements=true&useSSL=false
+spring.datasource.prd.url=jdbc:mysql://172.16.16.98:3306/microfinance?autoReconnect=true&useUnicode=true&zeroDateTimeBehavior=convertToNull&allowMultiQueries=true&rewriteBatchedStatements=true&useSSL=false
 spring.datasource.prd.username=jobopr
 spring.datasource.prd.password=jobopr666
 spring.datasource.prd.driver-class-name=com.mysql.jdbc.Driver
 
-spring.datasource.stats.url=jdbc:mysql://172.16.16.99:3306/microfinance1?useUnicode=true&zeroDateTimeBehavior=convertToNull&allowMultiQueries=true&rewriteBatchedStatements=true&useSSL=false
+spring.datasource.stats.url=jdbc:mysql://172.16.16.99:3306/microfinance1?autoReconnect=true&useUnicode=true&zeroDateTimeBehavior=convertToNull&allowMultiQueries=true&rewriteBatchedStatements=true&useSSL=false
 spring.datasource.stats.username=jobopr
 spring.datasource.stats.password=jobopr666
 spring.datasource.stats.driver-class-name=com.mysql.jdbc.Driver