diff --git a/spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-config/src/main/java/com/alibaba/cloud/nacos/refresh/RefreshBehavior.java b/spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-config/src/main/java/com/alibaba/cloud/nacos/refresh/RefreshBehavior.java
index 9cf27101e..362d1f5af 100644
--- a/spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-config/src/main/java/com/alibaba/cloud/nacos/refresh/RefreshBehavior.java
+++ b/spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-config/src/main/java/com/alibaba/cloud/nacos/refresh/RefreshBehavior.java
@@ -22,6 +22,7 @@ import org.springframework.boot.context.properties.ConfigurationPropertiesBean;
  * Refresh behavior.
  *
  * @author freeman
+ * @since 2021.0.1.1
  */
 public enum RefreshBehavior {
 	/**
diff --git a/spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-config/src/main/java/com/alibaba/cloud/nacos/refresh/SmartConfigurationPropertiesRebinder.java b/spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-config/src/main/java/com/alibaba/cloud/nacos/refresh/SmartConfigurationPropertiesRebinder.java
index 3ab59f359..c1b21d132 100644
--- a/spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-config/src/main/java/com/alibaba/cloud/nacos/refresh/SmartConfigurationPropertiesRebinder.java
+++ b/spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-config/src/main/java/com/alibaba/cloud/nacos/refresh/SmartConfigurationPropertiesRebinder.java
@@ -46,6 +46,7 @@ import org.springframework.util.ReflectionUtils;
  * as the default behavior. </strong>
  *
  * @author freeman
+ * @since 2021.0.1.1
  */
 public class SmartConfigurationPropertiesRebinder
 		extends ConfigurationPropertiesRebinder {
diff --git a/spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-config/src/test/java/com/alibaba/cloud/nacos/SmartConfigurationPropertiesRebinderIntegrationTest.java b/spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-config/src/test/java/com/alibaba/cloud/nacos/SmartConfigurationPropertiesRebinderIntegrationTest.java
index 9829e4277..d6350df10 100644
--- a/spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-config/src/test/java/com/alibaba/cloud/nacos/SmartConfigurationPropertiesRebinderIntegrationTest.java
+++ b/spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-config/src/test/java/com/alibaba/cloud/nacos/SmartConfigurationPropertiesRebinderIntegrationTest.java
@@ -33,10 +33,7 @@ import static org.assertj.core.api.Assertions.assertThat;
 import static org.springframework.boot.test.context.SpringBootTest.WebEnvironment.NONE;
 
 /**
- *
- *
  * @author freeman
- * @date 2022/2/6
  */
 @SpringBootTest(classes = TestConfig.class, webEnvironment = NONE, properties = {
 		"spring.cloud.nacos.config.refresh-behavior=specific_bean",