diff --git a/.travis.yml b/.travis.yml
index 5d27fcd..ba8d418 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,12 +1,15 @@
 language: java
 jdk:
-- oraclejdk8
-dist: trusty
+- openjdk8
+dist: bionic
+before_install:
+- openssl aes-256-cbc -K $encrypted_8f2a81d544cc_key -iv $encrypted_8f2a81d544cc_iv -in travis/pubring.gpg.enc -out travis/pubring.gpg -d
+- openssl aes-256-cbc -K $encrypted_5c292d804727_key -iv $encrypted_5c292d804727_iv -in travis/secring.gpg.enc -out travis/secring.gpg -d
 script:
 - mvn verify
 after_success:
 - mvn coveralls:report
-- test "${TRAVIS_PULL_REQUEST}" == "false" && test "${TRAVIS_BRANCH}" != "master" && mvn deploy --settings travis/settings.xml
+- test "${TRAVIS_PULL_REQUEST}" == "false" && test "${TRAVIS_TAG}" != "" && mvn deploy --settings travis/settings.xml -DskipTests=true -Possrh -Prelease
 cache:
   directories:
   - "~/.m2"
@@ -16,5 +19,7 @@ branches:
   - "/^bullet-spark-[0-9]+\\.[0-9]+\\.[0-9]+/"
 env:
   global:
-  - secure: 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
-  - secure: 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
+  - GPG_EXECUTABLE=gpg
+  - secure: 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
+  - secure: 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
+  - secure: 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
diff --git a/Makefile b/Makefile
index f6abe17..caa6a4a 100644
--- a/Makefile
+++ b/Makefile
@@ -13,7 +13,7 @@ jar:
 	    mvn clean package
 
 release:
-	    mvn -B release:prepare release:clean && git checkout `git describe --abbrev=0` -b `git describe --abbrev=0` && git push -u origin HEAD && git checkout master && git pull
+	    mvn -B release:prepare release:clean
 
 coverage:
 	    mvn clean scoverage:report
diff --git a/README.md b/README.md
index ea06a21..9129788 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # Bullet Spark
 
-[![Build Status](https://travis-ci.com/bullet-db/bullet-spark.svg?branch=master)](https://travis-ci.com/bullet-db/bullet-spark) [![Coverage Status](https://coveralls.io/repos/github/bullet-db/bullet-spark/badge.svg?branch=master)](https://coveralls.io/github/bullet-db/bullet-spark?branch=master) [![Download](https://api.bintray.com/packages/yahoo/maven/bullet-spark/images/download.svg) ](https://bintray.com/yahoo/maven/bullet-spark/_latestVersion)
+[![Build Status](https://travis-ci.com/bullet-db/bullet-spark.svg?branch=master)](https://travis-ci.com/bullet-db/bullet-spark) [![Coverage Status](https://coveralls.io/repos/github/bullet-db/bullet-spark/badge.svg?branch=master)](https://coveralls.io/github/bullet-db/bullet-spark?branch=master) [![Maven Central](https://maven-badges.herokuapp.com/maven-central/com.yahoo.bullet/bullet-spark/badge.svg)](https://maven-badges.herokuapp.com/maven-central/com.yahoo.bullet/bullet-spark/)
 
 ## Introduction
 
diff --git a/pom.xml b/pom.xml
index 3dc0820..8902871 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,28 +6,44 @@
     <packaging>jar</packaging>
     <name>bullet-spark</name>
 
-    <scm>
-        <developerConnection>scm:git:ssh://git@github.com/bullet-db/bullet-spark.git</developerConnection>
-        <tag>HEAD</tag>
-    </scm>
+    <description>
+        This is the implementation of Bullet - a real-time query engine - in Apache Spark.
+    </description>
+    <url>https://github.com/bullet-db/bullet-spark</url>
+
+    <licenses>
+        <license>
+            <name>Apache License, Version 2.0</name>
+            <url>https://www.apache.org/licenses/LICENSE-2.0.txt</url>
+        </license>
+    </licenses>
 
     <distributionManagement>
+        <snapshotRepository>
+            <id>ossrh</id>
+            <url>https://oss.sonatype.org/content/repositories/snapshots</url>
+        </snapshotRepository>
         <repository>
-            <id>bintray-bullet-spark-repo</id>
-            <url>https://api.bintray.com/maven/yahoo/maven/bullet-spark;publish=1</url>
+            <id>ossrh</id>
+            <url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
         </repository>
     </distributionManagement>
 
-    <repositories>
-        <repository>
-            <snapshots>
-                <enabled>false</enabled>
-            </snapshots>
-            <id>bintray-yahoo-maven</id>
-            <name>bintray</name>
-            <url>http://yahoo.bintray.com/maven</url>
-        </repository>
-    </repositories>
+    <scm>
+        <url>https://github.com/bullet-db/bullet-spark</url>
+        <connection>scm:git:ssh://git@github.com/bullet-db/bullet-spark.git</connection>
+        <developerConnection>scm:git:ssh://git@github.com/bullet-db/bullet-spark.git</developerConnection>
+        <tag>HEAD</tag>
+    </scm>
+
+    <developers>
+        <developer>
+            <name>Bullet Developers</name>
+            <email>bullet-dev@googlegroups.com</email>
+            <organization>Yahoo Inc.</organization>
+            <organizationUrl>https://github.com/bullet-db</organizationUrl>
+        </developer>
+    </developers>
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
@@ -38,8 +54,8 @@
         <scala.dep.version>2.12</scala.dep.version>
         <scoverage.plugin.version>1.3.0</scoverage.plugin.version>
         <spark.version>3.0.1</spark.version>
-        <bullet.core.version>1.2.1</bullet.core.version>
-        <bullet.dsl.version>1.1.3</bullet.dsl.version>
+        <bullet.core.version>1.2.2</bullet.core.version>
+        <bullet.dsl.version>1.1.4</bullet.dsl.version>
         <avro.version>1.9.2</avro.version>
         <kafka.clients.version>2.6.0</kafka.clients.version>
         <pulsar.client.version>2.2.1</pulsar.client.version>
@@ -319,4 +335,50 @@
             </plugin>
         </plugins>
     </build>
+
+    <profiles>
+        <profile>
+            <id>release</id>
+            <activation>
+                <property>
+                    <name>release</name>
+                </property>
+            </activation>
+            <build>
+                <plugins>
+                    <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>
+                                <configuration>
+                                    <gpgArguments>
+                                        <arg>--pinentry-mode</arg>
+                                        <arg>loopback</arg>
+                                    </gpgArguments>
+                                </configuration>
+                            </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>ossrh</serverId>
+                            <nexusUrl>https://oss.sonatype.org/</nexusUrl>
+                            <autoReleaseAfterClose>true</autoReleaseAfterClose>
+                        </configuration>
+                    </plugin>
+                </plugins>
+            </build>
+        </profile>
+    </profiles>
 </project>
diff --git a/travis/pubring.gpg.enc b/travis/pubring.gpg.enc
new file mode 100644
index 0000000..b4ff9dd
Binary files /dev/null and b/travis/pubring.gpg.enc differ
diff --git a/travis/secring.gpg.enc b/travis/secring.gpg.enc
new file mode 100644
index 0000000..60b46b5
Binary files /dev/null and b/travis/secring.gpg.enc differ
diff --git a/travis/settings.xml b/travis/settings.xml
index 80c47af..e36a7a4 100644
--- a/travis/settings.xml
+++ b/travis/settings.xml
@@ -1,9 +1,26 @@
 <settings xmlns="http://maven.apache.org/SETTINGS/1.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0 http://maven.apache.org/xsd/settings-1.0.0.xsd">
     <servers>
         <server>
-            <id>bintray-bullet-spark-repo</id>
-            <username>${env.BINTRAY_USER}</username>
-            <password>${env.BINTRAY_API_KEY}</password>
+            <id>ossrh</id>
+            <username>${env.SONATYPE_USERNAME}</username>
+            <password>${env.SONATYPE_PASSWORD}</password>
         </server>
     </servers>
+
+    <profiles>
+        <profile>
+            <id>ossrh</id>
+            <activation>
+                <activeByDefault>true</activeByDefault>
+            </activation>
+            <properties>
+                <gpg.executable>${env.GPG_EXECUTABLE}</gpg.executable>
+                <gpg.passphrase>${env.GPG_PASSPHRASE}</gpg.passphrase>
+                <gpg.defaultKeyring>false</gpg.defaultKeyring>
+                <gpg.homedir>${env.TRAVIS_BUILD_DIR}/travis</gpg.homedir>
+                <gpg.publickeyring>pubring.gpg</gpg.publickeyring>
+                <gpg.secretkeyring>secring.gpg</gpg.secretkeyring>
+            </properties>
+        </profile>
+    </profiles>
 </settings>