diff --git a/spring-cloud-alibaba-dependencies/pom.xml b/spring-cloud-alibaba-dependencies/pom.xml
index acf28957..5381acdf 100644
--- a/spring-cloud-alibaba-dependencies/pom.xml
+++ b/spring-cloud-alibaba-dependencies/pom.xml
@@ -20,7 +20,7 @@
         <sentinel.version>1.4.2</sentinel.version>
         <oss.version>3.1.0</oss.version>
         <fescar.version>0.4.0</fescar.version>
-        <nacos.client.version>1.0.0-RC2</nacos.client.version>
+        <nacos.client.version>1.0.0-RC3</nacos.client.version>
         <nacos.config.version>0.8.0</nacos.config.version>
         <acm.version>1.0.8</acm.version>
         <ans.version>1.0.1</ans.version>
diff --git a/spring-cloud-alibaba-nacos-discovery/src/main/java/org/springframework/cloud/alibaba/nacos/NacosDiscoveryProperties.java b/spring-cloud-alibaba-nacos-discovery/src/main/java/org/springframework/cloud/alibaba/nacos/NacosDiscoveryProperties.java
index 05ec95c3..f4d4ae48 100644
--- a/spring-cloud-alibaba-nacos-discovery/src/main/java/org/springframework/cloud/alibaba/nacos/NacosDiscoveryProperties.java
+++ b/spring-cloud-alibaba-nacos-discovery/src/main/java/org/springframework/cloud/alibaba/nacos/NacosDiscoveryProperties.java
@@ -18,6 +18,7 @@ package org.springframework.cloud.alibaba.nacos;
 
 import com.alibaba.nacos.api.NacosFactory;
 import com.alibaba.nacos.api.naming.NamingService;
+import com.alibaba.nacos.api.naming.PreservedMetadataKeys;
 import com.alibaba.nacos.client.naming.utils.UtilAndComs;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -149,6 +150,7 @@ public class NacosDiscoveryProperties {
 	@PostConstruct
 	public void init() throws SocketException {
 
+		metadata.put(PreservedMetadataKeys.REGISTER_SOURCE, "SPRING_CLOUD");
 		if (secure) {
 			metadata.put("secure", "true");
 		}
diff --git a/spring-cloud-alibaba-sentinel-datasource/src/test/java/org/springframework/cloud/alibaba/sentinel/datasource/DataSourcePropertiesTests.java b/spring-cloud-alibaba-sentinel-datasource/src/test/java/org/springframework/cloud/alibaba/sentinel/datasource/DataSourcePropertiesTests.java
index e96373c8..d1e6960d 100644
--- a/spring-cloud-alibaba-sentinel-datasource/src/test/java/org/springframework/cloud/alibaba/sentinel/datasource/DataSourcePropertiesTests.java
+++ b/spring-cloud-alibaba-sentinel-datasource/src/test/java/org/springframework/cloud/alibaba/sentinel/datasource/DataSourcePropertiesTests.java
@@ -22,8 +22,8 @@ import static org.junit.Assert.assertNull;
 import java.io.IOException;
 import java.util.List;
 
-import org.codehaus.jackson.map.ObjectMapper;
-import org.codehaus.jackson.type.TypeReference;
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.ObjectMapper;
 import org.junit.Test;
 import org.springframework.cloud.alibaba.sentinel.datasource.config.ApolloDataSourceProperties;
 import org.springframework.cloud.alibaba.sentinel.datasource.config.FileDataSourceProperties;
diff --git a/spring-cloud-alibaba-sentinel-datasource/src/test/java/org/springframework/cloud/alibaba/sentinel/datasource/FileRefreshableDataSourceFactoryBeanTests.java b/spring-cloud-alibaba-sentinel-datasource/src/test/java/org/springframework/cloud/alibaba/sentinel/datasource/FileRefreshableDataSourceFactoryBeanTests.java
index 58b87775..3e95d240 100644
--- a/spring-cloud-alibaba-sentinel-datasource/src/test/java/org/springframework/cloud/alibaba/sentinel/datasource/FileRefreshableDataSourceFactoryBeanTests.java
+++ b/spring-cloud-alibaba-sentinel-datasource/src/test/java/org/springframework/cloud/alibaba/sentinel/datasource/FileRefreshableDataSourceFactoryBeanTests.java
@@ -23,8 +23,8 @@ import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.util.List;
 
-import org.codehaus.jackson.map.ObjectMapper;
-import org.codehaus.jackson.type.TypeReference;
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.ObjectMapper;
 import org.junit.Test;
 import org.springframework.cloud.alibaba.sentinel.datasource.factorybean.FileRefreshableDataSourceFactoryBean;
 import org.springframework.context.annotation.AnnotationConfigApplicationContext;