diff --git a/spring-boot-demo-multi-datasource-jpa/src/main/java/com/xkcoding/multi/datasource/jpa/SpringBootDemoMultiDatasourceJpaApplication.java b/spring-boot-demo-multi-datasource-jpa/src/main/java/com/xkcoding/multi/datasource/jpa/SpringBootDemoMultiDatasourceJpaApplication.java
index e891a4e..b8e1f1f 100644
--- a/spring-boot-demo-multi-datasource-jpa/src/main/java/com/xkcoding/multi/datasource/jpa/SpringBootDemoMultiDatasourceJpaApplication.java
+++ b/spring-boot-demo-multi-datasource-jpa/src/main/java/com/xkcoding/multi/datasource/jpa/SpringBootDemoMultiDatasourceJpaApplication.java
@@ -3,6 +3,19 @@ package com.xkcoding.multi.datasource.jpa;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 
+/**
+ * <p>
+ * 启动器
+ * </p>
+ *
+ * @package: com.xkcoding.multi.datasource.jpa
+ * @description: 启动器
+ * @author: yangkai.shen
+ * @date: Created in 2019-01-16 17:34
+ * @copyright: Copyright (c) 2019
+ * @version: V1.0
+ * @modified: yangkai.shen
+ */
 @SpringBootApplication
 public class SpringBootDemoMultiDatasourceJpaApplication {
 
diff --git a/spring-boot-demo-multi-datasource-jpa/src/main/resources/application.properties b/spring-boot-demo-multi-datasource-jpa/src/main/resources/application.yml
similarity index 100%
rename from spring-boot-demo-multi-datasource-jpa/src/main/resources/application.properties
rename to spring-boot-demo-multi-datasource-jpa/src/main/resources/application.yml