diff --git a/README.md b/README.md
index 830eaed..13d4946 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
  <p align="center">
   <img src="https://img.shields.io/badge/license-LGPL%20v3-blue.svg" alt="Build Status">
    <img src="https://img.shields.io/badge/Spring%20Cloud-2020-blue.svg" alt="Coverage Status">
-   <img src="https://img.shields.io/badge/Spring%20Boot-2.4.3-blue.svg" alt="Downloads">
+   <img src="https://img.shields.io/badge/Spring%20Boot-2.4.4-blue.svg" alt="Downloads">
  </p>  
 
 ## SpringBlade微服务开发平台
diff --git a/blade-core-boot/pom.xml b/blade-core-boot/pom.xml
index d7a7a99..870c29f 100644
--- a/blade-core-boot/pom.xml
+++ b/blade-core-boot/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springblade</groupId>
         <artifactId>blade-tool</artifactId>
-        <version>3.0.1</version>
+        <version>3.0.2</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/blade-core-boot/src/main/resources/bootstrap.yml b/blade-core-boot/src/main/resources/bootstrap.yml
index 3cfb066..ccfd9e6 100644
--- a/blade-core-boot/src/main/resources/bootstrap.yml
+++ b/blade-core-boot/src/main/resources/bootstrap.yml
@@ -101,7 +101,7 @@ mybatis-plus:
 swagger:
   title: SpringBlade 接口文档系统
   description: SpringBlade 接口文档系统
-  version: 3.0.1
+  version: 3.0.2
   license: Powered By SpringBlade
   licenseUrl: https://bladex.vip
   terms-of-service-url: https://bladex.vip
diff --git a/blade-core-cloud/pom.xml b/blade-core-cloud/pom.xml
index ceef125..1b8a51d 100644
--- a/blade-core-cloud/pom.xml
+++ b/blade-core-cloud/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>blade-tool</artifactId>
         <groupId>org.springblade</groupId>
-        <version>3.0.1</version>
+        <version>3.0.2</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -49,13 +49,30 @@
         <dependency>
             <groupId>com.alibaba.cloud</groupId>
             <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
+            <exclusions>
+                <exclusion>
+                    <groupId>com.alibaba.nacos</groupId>
+                    <artifactId>nacos-client</artifactId>
+                </exclusion>
+            </exclusions>
             <version>${alibaba.cloud.version}</version>
         </dependency>
         <dependency>
             <groupId>com.alibaba.cloud</groupId>
             <artifactId>spring-cloud-starter-alibaba-nacos-config</artifactId>
+            <exclusions>
+                <exclusion>
+                    <groupId>com.alibaba.nacos</groupId>
+                    <artifactId>nacos-client</artifactId>
+                </exclusion>
+            </exclusions>
             <version>${alibaba.cloud.version}</version>
         </dependency>
+        <dependency>
+            <groupId>com.alibaba.nacos</groupId>
+            <artifactId>nacos-client</artifactId>
+            <version>${alibaba.nacos.version}</version>
+        </dependency>
         <!-- Sentinel -->
         <dependency>
             <groupId>com.alibaba.cloud</groupId>
diff --git a/blade-core-develop/pom.xml b/blade-core-develop/pom.xml
index 88c030b..62f757f 100644
--- a/blade-core-develop/pom.xml
+++ b/blade-core-develop/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>blade-tool</artifactId>
         <groupId>org.springblade</groupId>
-        <version>3.0.1</version>
+        <version>3.0.2</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/blade-core-launch/pom.xml b/blade-core-launch/pom.xml
index 9009114..0ee6527 100644
--- a/blade-core-launch/pom.xml
+++ b/blade-core-launch/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>blade-tool</artifactId>
         <groupId>org.springblade</groupId>
-        <version>3.0.1</version>
+        <version>3.0.2</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/blade-core-launch/src/main/java/org/springblade/core/launch/constant/AppConstant.java b/blade-core-launch/src/main/java/org/springblade/core/launch/constant/AppConstant.java
index 21d31bd..64836b2 100644
--- a/blade-core-launch/src/main/java/org/springblade/core/launch/constant/AppConstant.java
+++ b/blade-core-launch/src/main/java/org/springblade/core/launch/constant/AppConstant.java
@@ -25,7 +25,7 @@ public interface AppConstant {
 	/**
 	 * 应用版本
 	 */
-	String APPLICATION_VERSION = "3.0.1";
+	String APPLICATION_VERSION = "3.0.2";
 
 	/**
 	 * 基础包
diff --git a/blade-core-log/pom.xml b/blade-core-log/pom.xml
index 98a2290..ab3bf66 100644
--- a/blade-core-log/pom.xml
+++ b/blade-core-log/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>blade-tool</artifactId>
         <groupId>org.springblade</groupId>
-        <version>3.0.1</version>
+        <version>3.0.2</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/blade-core-mybatis/pom.xml b/blade-core-mybatis/pom.xml
index 2be41dd..2d373a8 100644
--- a/blade-core-mybatis/pom.xml
+++ b/blade-core-mybatis/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>blade-tool</artifactId>
         <groupId>org.springblade</groupId>
-        <version>3.0.1</version>
+        <version>3.0.2</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/blade-core-oss/pom.xml b/blade-core-oss/pom.xml
index 656557a..183f74c 100644
--- a/blade-core-oss/pom.xml
+++ b/blade-core-oss/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>blade-tool</artifactId>
         <groupId>org.springblade</groupId>
-        <version>3.0.1</version>
+        <version>3.0.2</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/blade-core-report/pom.xml b/blade-core-report/pom.xml
index a97a98d..7c63ed5 100644
--- a/blade-core-report/pom.xml
+++ b/blade-core-report/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>blade-tool</artifactId>
         <groupId>org.springblade</groupId>
-        <version>3.0.1</version>
+        <version>3.0.2</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/blade-core-secure/pom.xml b/blade-core-secure/pom.xml
index ac1b1c3..9504fc6 100644
--- a/blade-core-secure/pom.xml
+++ b/blade-core-secure/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>blade-tool</artifactId>
         <groupId>org.springblade</groupId>
-        <version>3.0.1</version>
+        <version>3.0.2</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/blade-core-social/pom.xml b/blade-core-social/pom.xml
index 2286c9b..b74867d 100644
--- a/blade-core-social/pom.xml
+++ b/blade-core-social/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>blade-tool</artifactId>
         <groupId>org.springblade</groupId>
-        <version>3.0.1</version>
+        <version>3.0.2</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/blade-core-swagger/pom.xml b/blade-core-swagger/pom.xml
index 10ca8a5..d2f97dd 100644
--- a/blade-core-swagger/pom.xml
+++ b/blade-core-swagger/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>blade-tool</artifactId>
         <groupId>org.springblade</groupId>
-        <version>3.0.1</version>
+        <version>3.0.2</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/blade-core-swagger/src/main/java/org/springblade/core/swagger/SwaggerProperties.java b/blade-core-swagger/src/main/java/org/springblade/core/swagger/SwaggerProperties.java
index 0a1d986..c25f2ad 100644
--- a/blade-core-swagger/src/main/java/org/springblade/core/swagger/SwaggerProperties.java
+++ b/blade-core-swagger/src/main/java/org/springblade/core/swagger/SwaggerProperties.java
@@ -55,7 +55,7 @@ public class SwaggerProperties {
 	/**
 	 * 版本
 	 **/
-	private String version = "3.0.1";
+	private String version = "3.0.2";
 	/**
 	 * 许可证
 	 **/
diff --git a/blade-core-test/pom.xml b/blade-core-test/pom.xml
index a761306..a3e21fe 100644
--- a/blade-core-test/pom.xml
+++ b/blade-core-test/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springblade</groupId>
         <artifactId>blade-tool</artifactId>
-        <version>3.0.1</version>
+        <version>3.0.2</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/blade-core-tool/pom.xml b/blade-core-tool/pom.xml
index 878ae99..c481bba 100644
--- a/blade-core-tool/pom.xml
+++ b/blade-core-tool/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.springblade</groupId>
         <artifactId>blade-tool</artifactId>
-        <version>3.0.1</version>
+        <version>3.0.2</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/blade-core-tool/src/main/java/org/springblade/core/tool/jackson/AbstractReadWriteJackson2HttpMessageConverter.java b/blade-core-tool/src/main/java/org/springblade/core/tool/jackson/AbstractReadWriteJackson2HttpMessageConverter.java
index cbef009..f41a151 100644
--- a/blade-core-tool/src/main/java/org/springblade/core/tool/jackson/AbstractReadWriteJackson2HttpMessageConverter.java
+++ b/blade-core-tool/src/main/java/org/springblade/core/tool/jackson/AbstractReadWriteJackson2HttpMessageConverter.java
@@ -82,7 +82,7 @@ public abstract class AbstractReadWriteJackson2HttpMessageConverter extends Abst
 			return false;
 		}
 		AtomicReference<Throwable> causeRef = new AtomicReference<>();
-		if (this.objectMapper.canSerialize(clazz, causeRef)) {
+		if (this.defaultObjectMapper.canSerialize(clazz, causeRef)) {
 			return true;
 		}
 		logWarningIfNecessary(clazz, causeRef.get());
diff --git a/blade-core-transaction/pom.xml b/blade-core-transaction/pom.xml
index 2ca27e1..ced11ec 100644
--- a/blade-core-transaction/pom.xml
+++ b/blade-core-transaction/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>blade-tool</artifactId>
         <groupId>org.springblade</groupId>
-        <version>3.0.1</version>
+        <version>3.0.2</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/pom.xml b/pom.xml
index 88cc503..c4df877 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
 
     <groupId>org.springblade</groupId>
     <artifactId>blade-tool</artifactId>
-    <version>3.0.1</version>
+    <version>3.0.2</version>
     <packaging>pom</packaging>
     <name>blade-tool</name>
     <description>
@@ -36,7 +36,7 @@
     </scm>
 
     <properties>
-        <blade.tool.version>3.0.1</blade.tool.version>
+        <blade.tool.version>3.0.2</blade.tool.version>
 
         <java.version>1.8</java.version>
         <maven.plugin.version>3.8.0</maven.plugin.version>
@@ -50,11 +50,12 @@
         <spring.boot.admin.version>2.3.1</spring.boot.admin.version>
         <mica.auto.version>1.2.5</mica.auto.version>
         <alibaba.cloud.version>2.2.5.RELEASE</alibaba.cloud.version>
+        <alibaba.nacos.version>2.0.0</alibaba.nacos.version>
         <alibaba.seata.version>1.4.1</alibaba.seata.version>
         <spring.plugin.version>2.0.0.RELEASE</spring.plugin.version>
 
-        <spring.boot.version>2.4.3</spring.boot.version>
-        <spring.cloud.version>2020.0.1</spring.cloud.version>
+        <spring.boot.version>2.4.4</spring.boot.version>
+        <spring.cloud.version>2020.0.2</spring.cloud.version>
         <spring.platform.version>Cairo-SR8</spring.platform.version>
 
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
@@ -276,6 +277,18 @@
                             </execution>
                         </executions>
                     </plugin>
+                    <!-- Nexus -->
+                    <plugin>
+                        <groupId>org.sonatype.plugins</groupId>
+                        <artifactId>nexus-staging-maven-plugin</artifactId>
+                        <version>1.6.8</version>
+                        <extensions>true</extensions>
+                        <configuration>
+                            <serverId>oss</serverId>
+                            <nexusUrl>https://oss.sonatype.org/</nexusUrl>
+                            <autoReleaseAfterClose>true</autoReleaseAfterClose>
+                        </configuration>
+                    </plugin>
                 </plugins>
             </build>
             <distributionManagement>