diff --git a/pom.xml b/pom.xml
index 2507e155ee..18d8f3c8e9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.alibaba</groupId>
     <artifactId>fastjson</artifactId>
-    <version>1.2.80</version>
+    <version>1.2.83</version>
 
     <packaging>jar</packaging>
     <name>fastjson</name>
@@ -14,9 +14,8 @@
     <inceptionYear>2012</inceptionYear>
 
     <properties>
-        <junit.version>4.13.1</junit.version>
-        <gpg.skip>true</gpg.skip>
-        <javadoc.skip>true</javadoc.skip>
+        <gpg.skip>false</gpg.skip>
+        <javadoc.skip>false</javadoc.skip>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <jdk.version>1.5</jdk.version>
     </properties>
@@ -125,7 +124,6 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-source-plugin</artifactId>
-                <version>3.2.0</version>
                 <executions>
                     <execution>
                         <id>attach-sources</id>
@@ -142,7 +140,6 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-surefire-plugin</artifactId>
-                <version>3.0.0-M5</version>
                 <configuration>
                     <includes>
                         <include>**/bvt/**/*.java</include>
@@ -151,9 +148,7 @@
             </plugin>
 
             <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>3.2.0</version>
                 <executions>
                     <execution>
                         <id>attach-javadoc</id>
@@ -175,9 +170,7 @@
             </plugin>
 
             <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-gpg-plugin</artifactId>
-                <version>1.6</version>
                 <configuration>
                     <skip>${gpg.skip}</skip>
                 </configuration>
@@ -319,355 +312,5 @@
             <version>0.36</version>
             <scope>provided</scope>
         </dependency>
-
-        <dependency>
-            <groupId>com.google.protobuf</groupId>
-            <artifactId>protobuf-java</artifactId>
-            <version>3.11.0</version>
-            <scope>provided</scope>
-        </dependency>
-        <dependency>
-            <groupId>com.google.protobuf</groupId>
-            <artifactId>protobuf-java-util</artifactId>
-            <version>3.11.0</version>
-            <scope>provided</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.jacoco</groupId>
-            <artifactId>jacoco-maven-plugin</artifactId>
-            <version>0.7.6.201602180812</version>
-            <scope>provided</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.eclipse.jetty</groupId>
-            <artifactId>jetty-server</artifactId>
-            <version>9.4.17.v20190418</version>
-            <scope>test</scope>
-            <optional>true</optional>
-        </dependency>
-        <dependency>
-            <groupId>org.eclipse.jetty</groupId>
-            <artifactId>jetty-webapp</artifactId>
-            <version>9.4.17.v20190418</version>
-            <scope>test</scope>
-            <optional>true</optional>
-        </dependency>
-
-        <dependency>
-            <groupId>junit</groupId>
-            <artifactId>junit</artifactId>
-            <version>${junit.version}</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>com.fasterxml.jackson.core</groupId>
-            <artifactId>jackson-databind</artifactId>
-            <version>2.10.0</version>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>com.fasterxml.jackson.module</groupId>
-            <artifactId>jackson-module-afterburner</artifactId>
-            <version>2.10.0</version>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>com.fasterxml.jackson.module</groupId>
-            <artifactId>jackson-module-kotlin</artifactId>
-            <version>2.9.10</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>cglib</groupId>
-            <artifactId>cglib-nodep</artifactId>
-            <version>2.2.2</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>com.fasterxml.jackson.jaxrs</groupId>
-            <artifactId>jackson-jaxrs-json-provider</artifactId>
-            <version>2.9.10</version>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>com.googlecode.json-simple</groupId>
-            <artifactId>json-simple</artifactId>
-            <version>1.1.1</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>commons-io</groupId>
-            <artifactId>commons-io</artifactId>
-            <version>2.7</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>net.sf.json-lib</groupId>
-            <artifactId>json-lib</artifactId>
-            <version>2.4</version>
-            <classifier>jdk15</classifier>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>com.google.code.gson</groupId>
-            <artifactId>gson</artifactId>
-            <version>2.6.2</version>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>net.minidev</groupId>
-            <artifactId>json-smart</artifactId>
-            <version>2.4.8</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.clojure</groupId>
-            <artifactId>clojure</artifactId>
-            <version>1.5.1</version>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.codehaus.groovy</groupId>
-            <artifactId>groovy</artifactId>
-            <version>2.1.5</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.springframework</groupId>
-            <artifactId>spring-test</artifactId>
-            <version>4.3.7.RELEASE</version>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.javassist</groupId>
-            <artifactId>javassist</artifactId>
-            <version>3.18.0-GA</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.apache.cxf</groupId>
-            <artifactId>cxf-rt-rs-client</artifactId>
-            <version>3.1.2</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.springframework.data</groupId>
-            <artifactId>spring-data-commons</artifactId>
-            <version>2.1.2.RELEASE</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.glassfish.jersey.containers</groupId>
-            <artifactId>jersey-container-servlet</artifactId>
-            <version>2.23.2</version>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.glassfish.jersey.core</groupId>
-            <artifactId>jersey-client</artifactId>
-            <version>2.23.2</version>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.glassfish.jersey.test-framework.providers</groupId>
-            <artifactId>jersey-test-framework-provider-jdk-http</artifactId>
-            <version>2.23.2</version>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.glassfish.jersey.media</groupId>
-            <artifactId>jersey-media-json-jackson</artifactId>
-            <version>2.23.2</version>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>com.jsoniter</groupId>
-            <artifactId>jsoniter</artifactId>
-            <version>0.9.8</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.apache.commons</groupId>
-            <artifactId>commons-lang3</artifactId>
-            <version>3.5</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.hibernate</groupId>
-            <artifactId>hibernate-core</artifactId>
-            <version>5.2.10.Final</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>com.jayway.jsonpath</groupId>
-            <artifactId>json-path</artifactId>
-            <version>2.3.0</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.jetbrains.kotlin</groupId>
-            <artifactId>kotlin-stdlib</artifactId>
-            <version>1.4.21</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.jetbrains.kotlin</groupId>
-            <artifactId>kotlin-reflect</artifactId>
-            <version>1.4.21</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.springframework.security</groupId>
-            <artifactId>spring-security-web</artifactId>
-            <version>5.2.10.RELEASE</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.apache.commons</groupId>
-            <artifactId>commons-collections4</artifactId>
-            <version>4.1</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.mockito</groupId>
-            <artifactId>mockito-all</artifactId>
-            <version>1.10.19</version>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.powermock</groupId>
-            <artifactId>powermock-module-junit4</artifactId>
-            <version>1.6.6</version>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>com.diffblue</groupId>
-            <artifactId>deeptestutils</artifactId>
-            <version>1.1.0</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.projectlombok</groupId>
-            <artifactId>lombok</artifactId>
-            <version>1.18.4</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.openjdk.jmh</groupId>
-            <artifactId>jmh-core</artifactId>
-            <version>1.21</version>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.openjdk.jmh</groupId>
-            <artifactId>jmh-generator-annprocess</artifactId>
-            <version>1.21</version>
-            <scope>test</scope>
-        </dependency>
-
-
-        <dependency>
-            <groupId>org.springframework.security.oauth</groupId>
-            <artifactId>spring-security-oauth2</artifactId>
-            <version>2.3.5.RELEASE</version>
-            <exclusions>
-                <exclusion>
-                    <artifactId>commons-codec</artifactId>
-                    <groupId>commons-codec</groupId>
-                </exclusion>
-                <exclusion>
-                    <artifactId>jackson</artifactId>
-                    <groupId>jackson-mapper-asl</groupId>
-                </exclusion>
-                <exclusion>
-                    <artifactId>jackson</artifactId>
-                    <groupId>jackson-core-asl</groupId>
-                </exclusion>
-            </exclusions>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.gitlab4j</groupId>
-            <artifactId>gitlab4j-api</artifactId>
-            <version>4.8.42</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.json</groupId>
-            <artifactId>json</artifactId>
-            <version>20180130</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>com.chinamobile.cmos</groupId>
-            <artifactId>sms-core</artifactId>
-            <version>2.1.9</version>
-            <scope>test</scope>
-        </dependency>
     </dependencies>
-
-    <profiles>
-        <profile>
-            <id>github_actions</id>
-            <activation>
-                <property>
-                    <name>env.GITHUB_ACTIONS</name>
-                    <value>true</value>
-                </property>
-            </activation>
-            <build>
-                <plugins>
-                    <plugin>
-                        <!-- for codecov.io -->
-                        <!-- config example: /~https://github.com/codecov/example-java -->
-                        <!-- plugin docs: http://eclemma.org/jacoco/trunk/doc/ -->
-                        <groupId>org.jacoco</groupId>
-                        <artifactId>jacoco-maven-plugin</artifactId>
-                        <version>0.8.7</version>
-                        <executions>
-                            <execution>
-                                <goals>
-                                    <goal>prepare-agent</goal>
-                                </goals>
-                            </execution>
-                            <execution>
-                                <id>report</id>
-                                <phase>test</phase>
-                                <goals>
-                                    <goal>report</goal>
-                                </goals>
-                            </execution>
-                        </executions>
-                    </plugin>
-                </plugins>
-            </build>
-        </profile>
-
-    </profiles>
 </project>
diff --git a/src/main/java/com/alibaba/fastjson/JSON.java b/src/main/java/com/alibaba/fastjson/JSON.java
index 260d9ce045..1a94647148 100644
--- a/src/main/java/com/alibaba/fastjson/JSON.java
+++ b/src/main/java/com/alibaba/fastjson/JSON.java
@@ -1421,5 +1421,5 @@ public static Type getMixInAnnotations(Type target) {
         return null;
     }
 
-    public final static String VERSION = "1.2.76";
+    public final static String VERSION = "1.2.83";
 }