diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3eea55e1..84408dfe 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,16 @@
 
 ## CHANGELOG  
-   
+
+
+## Version 1.3.1
+  ### Date: May-02-2019
+  Change: include reference bug fixed
+  added testcase report for v1.3.1
+
+
+------------------------------------------------
+
+
 ## Version 1.3.0  
   ### Date: Apr-12-2019  
   Change: Added support of below methods in SDK   
diff --git a/pom.properties b/pom.properties
index 9519238b..129241ba 100644
--- a/pom.properties
+++ b/pom.properties
@@ -1,4 +1,4 @@
 # Written manually.
-version=1.2.0
+version=1.3.1
 groupId=com.contentstack.sdk
 artifactId=java
diff --git a/pom.xml b/pom.xml
index 6e849e4d..52b5b318 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>com.contentstack.sdk</groupId>
     <artifactId>java</artifactId>
-    <version>1.3.0-SNAPSHOT</version>
+    <version>1.3.1-SNAPSHOT</version>
     <packaging>jar</packaging>
 
     <name>contentstack-java</name>
@@ -116,6 +116,9 @@
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
                 <version>2.9.1</version>
+                <configuration>
+                    <additionalparam>-Xdoclint:none</additionalparam>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>
@@ -152,15 +155,15 @@
             </plugin>
 
             <plugin>
-            <groupId>org.sonatype.plugins</groupId>
-            <artifactId>nexus-staging-maven-plugin</artifactId>
-            <version>1.6.7</version>
-            <extensions>true</extensions>
-            <configuration>
-                <serverId>ossrh</serverId>
-                <nexusUrl>https://oss.sonatype.org/</nexusUrl>
-                <autoReleaseAfterClose>true</autoReleaseAfterClose>
-            </configuration>
+                <groupId>org.sonatype.plugins</groupId>
+                <artifactId>nexus-staging-maven-plugin</artifactId>
+                <version>1.6.7</version>
+                <extensions>true</extensions>
+                <configuration>
+                    <serverId>ossrh</serverId>
+                    <nexusUrl>https://oss.sonatype.org/</nexusUrl>
+                    <autoReleaseAfterClose>true</autoReleaseAfterClose>
+                </configuration>
             </plugin>
 
             <plugin>