diff --git a/binding/java/pom.xml b/binding/java/pom.xml
index 843e892..e4fe170 100644
--- a/binding/java/pom.xml
+++ b/binding/java/pom.xml
@@ -9,7 +9,7 @@
 
     <name>ip2region</name>
     <url>https://gitee.com/lionsoul/ip2region/</url>
-    <description>Open source internet address db manager framework and locator</description>
+    <description>Open source offline internet address db manager framework and locator</description>
 
     <licenses>
         <license>
@@ -25,17 +25,6 @@
         <developerConnection>scm:git:git@gitee.com:lionsoul/ip2region.git</developerConnection>
     </scm>
 
-    <distributionManagement>
-        <snapshotRepository>
-            <id>oss-parent</id>
-            <url>https://oss.sonatype.org/content/repositories/snapshots/</url>
-        </snapshotRepository>
-        <repository>
-            <id>oss-parent</id>
-            <url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
-        </repository>
-    </distributionManagement>
-
     <developers>
         <developer>
             <id>lionsoul</id>
@@ -58,7 +47,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.13.2</version>
+            <version>4.13.1</version>
             <scope>test</scope>
         </dependency>
     </dependencies>
@@ -83,12 +72,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
-                <configuration>
-                    <failOnError>false</failOnError>
-                    <additionalparam>-Xdoclint:none</additionalparam>
-                    <encoding>UTF-8</encoding>
-                </configuration>
+                <version>2.9</version>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>
@@ -101,6 +85,9 @@
                         </configuration>
                     </execution>
                 </executions>
+                <configuration>
+                    <failOnError>false</failOnError>
+                </configuration>
             </plugin>
 
             <plugin>
@@ -123,34 +110,81 @@
                     </execution>
                 </executions>
             </plugin>
-
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-gpg-plugin</artifactId>
-                <version>1.6</version>
-                <executions>
-                    <execution>
-                        <id>sign-artifacts</id>
-                        <phase>verify</phase>
-                        <goals>
-                            <goal>sign</goal>
-                        </goals>
-                    </execution>
-                </executions>
-            </plugin>
-
-            <plugin>
-                <groupId>org.sonatype.plugins</groupId>
-                <artifactId>nexus-staging-maven-plugin</artifactId>
-                <version>1.6.8</version>
-                <extensions>true</extensions>
-                <configuration>
-                    <serverId>oss-parent</serverId>
-                    <nexusUrl>https://oss.sonatype.org/</nexusUrl>
-                    <autoReleaseAfterClose>true</autoReleaseAfterClose>
-                </configuration>
-            </plugin>
         </plugins>
     </build>
 
-</project>
\ No newline at end of file
+    <profiles>
+        <profile>
+            <id>java8-doclint-disabled</id>
+            <activation>
+                <jdk>[1.8,)</jdk>
+            </activation>
+            <properties>
+                <javadoc.opts>-Xdoclint:none</javadoc.opts>
+            </properties>
+        </profile>
+        <profile>
+            <id>release</id>
+            <build>
+                <plugins>
+                    <!-- Source -->
+                    <plugin>
+                        <groupId>org.apache.maven.plugins</groupId>
+                        <artifactId>maven-source-plugin</artifactId>
+                        <version>2.2.1</version>
+                        <executions>
+                            <execution>
+                                <phase>package</phase>
+                                <goals>
+                                    <goal>jar-no-fork</goal>
+                                </goals>
+                            </execution>
+                        </executions>
+                    </plugin>
+                    <!-- Javadoc -->
+                    <plugin>
+                        <groupId>org.apache.maven.plugins</groupId>
+                        <artifactId>maven-javadoc-plugin</artifactId>
+                        <version>2.9.1</version>
+                        <executions>
+                            <execution>
+                                <phase>package</phase>
+                                <goals>
+                                    <goal>jar</goal>
+                                </goals>
+                                <configuration>
+                                    <additionalparam>${javadoc.opts}</additionalparam>
+                                </configuration>
+                            </execution>
+                        </executions>
+                    </plugin>
+                    <!-- GPG -->
+                    <plugin>
+                        <groupId>org.apache.maven.plugins</groupId>
+                        <artifactId>maven-gpg-plugin</artifactId>
+                        <version>1.5</version>
+                        <executions>
+                            <execution>
+                                <phase>verify</phase>
+                                <goals>
+                                    <goal>sign</goal>
+                                </goals>
+                            </execution>
+                        </executions>
+                    </plugin>
+                </plugins>
+            </build>
+            <distributionManagement>
+                <snapshotRepository>
+                    <id>oss</id>
+                    <url>https://oss.sonatype.org/content/repositories/snapshots/</url>
+                </snapshotRepository>
+                <repository>
+                    <id>oss</id>
+                    <url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
+                </repository>
+            </distributionManagement>
+        </profile>
+    </profiles>
+
+</project>