diff --git a/build.properties b/build.properties
index 74b17565..a2498df5 100644
--- a/build.properties
+++ b/build.properties
@@ -15,7 +15,7 @@ test.result.dir=${target.dir}/test-results
 user.name=myui
 #java.version=1.6
 
-project.version=0.4
+project.version=0.4.0
 project.name=Hivemall
 project.groupId=hivemall
 project.organization.name=Treasure Data, Inc.
diff --git a/build.xml b/build.xml
deleted file mode 100644
index d196d3cd..00000000
--- a/build.xml
+++ /dev/null
@@ -1,130 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<project basedir="." default="package" name="hivemall">
-
-	<property file="build.properties" />
-
-	<path id="classpath">
-		<fileset dir="lib/">
-			<include name="*.jar" />
-		</fileset>
-		<fileset dir="lib/optional">
-			<include name="*.jar" />
-		</fileset>
-	</path>
-
-	<target name="compile">
-		<delete failonerror="true" dir="${build.dir}" />
-		<mkdir dir="${build.dir}" />
-		<javac includeantruntime="false" bootclasspath="${java.bootclasspath}" srcdir="${src.dir}" destdir="${build.dir}" source="${javac.source}" target="${javac.target}" debug="${javac.debug}" debuglevel="${javac.debuglevel}">
-			<classpath>
-				<path refid="classpath" />
-			</classpath>
-		</javac>
-	</target>
-
-	<target name="test" depends="compile">
-		<delete failonerror="true" dir="${test.build.dir}" />
-		<mkdir dir="${test.build.dir}" />
-		<javac includeantruntime="false" bootclasspath="${java.bootclasspath}" srcdir="${test.dir}" destdir="${test.build.dir}" source="${javac.source}" target="${javac.target}" debug="${javac.debug}" debuglevel="${javac.debuglevel}">
-			<classpath refid="classpath" />
-			<classpath location="${build.dir}" />
-		</javac>
-
-		<delete failonerror="true" dir="${test.result.dir}" />
-		<mkdir dir="${test.result.dir}" />
-		<junit printsummary="yes" fork="yes" haltonfailure="yes">
-			<classpath refid="classpath" />
-			<classpath location="${build.dir}" />
-			<classpath location="${test.build.dir}" />
-			<batchtest todir="${test.result.dir}">
-				<fileset dir="${test.dir}">
-					<include name="**/*Test*.java" />
-				</fileset>
-			</batchtest>
-			<formatter type="xml" usefile="true" />
-		</junit>
-		<delete failonerror="true" dir="${test.build.dir}" />
-	</target>
-
-	<target name="package" depends="jar,jar-with-dependencies,jar-fat">
-		<delete failonerror="true" dir="${build.dir}" />
-	</target>
-
-	<!-- hivemall-xx.jar -->
-	<target name="jar" depends="compile">
-		<delete failonerror="true" file="${target.dir}/hivemall.jar" />
-		<jar destfile="${target.dir}/hivemall.jar" basedir="${build.dir}">
-			<manifest>
-				<attribute name="Implementation-Title" value="${project.name}" />
-				<attribute name="Implementation-Version" value="${project.version}" />
-				<attribute name="Implementation-Vendor" value="${project.organization.name}" />
-				<attribute name="Main-Class" value="${jar.mainclass}" />
-			</manifest>
-		</jar>
-	</target>
-
-	<!-- hivemall-xx-thin.jar including minimum dependencies -->
-	<target name="jar-with-dependencies" depends="compile">
-		<delete failonerror="true" file="${target.dir}/hivemall-with-dependencies.jar" />
-		<jar destfile="${target.dir}/hivemall-with-dependencies.jar" basedir="${build.dir}">
-			<manifest>
-				<attribute name="Implementation-Title" value="${project.name}" />
-				<attribute name="Implementation-Version" value="${project.version}" />
-				<attribute name="Implementation-Vendor" value="${project.organization.name}" />
-				<attribute name="Main-Class" value="${jar.mainclass}" />
-			</manifest>
-			<zipfileset src="lib/netty-all-4.0.23.Final.jar" excludes="META-INF/*" />
-			<zipfileset src="lib/jsr305-1.3.9.jar" excludes="META-INF/*,**/*.java" />
-			<zipfileset src="lib/smile-core-1.0.3.jar" excludes="META-INF/*" />
-			<zipfileset src="lib/smile-math-1.0.3.jar" excludes="META-INF/*" />
-			<zipfileset src="lib/smile-data-1.0.3.jar" excludes="META-INF/*" />
-		</jar>
-	</target>
-
-	<!-- hivemall-xx-fat.jar including all dependencies -->
-	<target name="jar-fat" depends="compile">
-		<delete failonerror="true" file="${target.dir}/hivemall-fat.jar" />
-		<jar destfile="${target.dir}/hivemall-fat.jar" basedir="${build.dir}">
-			<manifest>
-				<attribute name="Implementation-Title" value="${project.name}" />
-				<attribute name="Implementation-Version" value="${project.version}" />
-				<attribute name="Implementation-Vendor" value="${project.organization.name}" />
-				<attribute name="Main-Class" value="${jar.mainclass}" />
-			</manifest>
-			<zipfileset src="lib/commons-cli-1.2.jar" excludes="META-INF/*" />
-			<zipfileset src="lib/commons-logging-1.0.4.jar" excludes="META-INF/*" />
-			<zipfileset src="lib/hadoop-core-0.20.2-cdh3u6.jar" excludes="META-INF/*,webapps/,**/*.tgz" />
-			<zipfileset src="lib/hive-exec-0.11.0.jar" excludes="META-INF/*" />
-			<zipfileset src="lib/hive-serde-0.11.0.jar" excludes="META-INF/*" />
-			<zipfileset src="lib/netty-all-4.0.23.Final.jar" excludes="META-INF/*" />
-			<zipfileset src="lib/jsr305-1.3.9.jar" excludes="META-INF/*,**/*.java" />
-			<zipfileset src="lib/optional/guava-r09-jarjar.jar" excludes="META-INF/*,**/*.java" />
-			<zipfileset src="lib/smile-core-1.0.3.jar" excludes="META-INF/*" />
-			<zipfileset src="lib/smile-math-1.0.3.jar" excludes="META-INF/*" />
-			<zipfileset src="lib/smile-data-1.0.3.jar" excludes="META-INF/*" />
-		</jar>
-	</target>
-
-	<target name="assemble" description="making package" depends="jar,jar-with-dependencies,jar-fat">
-		<property name="tarname" value="${project.groupId}-${project.version}" />
-		<delete failonerror="true" file="${target.dir}/${tarname}.tar.gz" />
-		<tar destfile="${target.dir}/${tarname}.tar.gz" compression="gzip">
-			<tarfileset dir="${target.dir}" prefix="${tarname}" includes="hivemall-fat.jar,hivemall-with-dependencies.jar" />
-			<tarfileset dir="scripts/ddl/" prefix="${tarname}" includes="define-all.hive,define-all-as-permanent.hive" />
-			<tarfileset dir="bin/" mode="755" prefix="${tarname}" includes="*.sh" />
-		</tar>
-	</target>
-
-	<target name="javadoc" depends="compile">
-		<delete failonerror="true" dir="${javadoc.dstdir}" />
-		<mkdir dir="${javadoc.dstdir}" />
-		<javadoc windowtitle="${javadoc.title}" doctitle="${javadoc.title}" bottom="${javadoc.bottom}" failonerror="true" classpathref="classpath" excludepackagenames="${javadoc.excludepackagenames}" linksource="${javadoc.linksource}" destdir="${javadoc.dstdir}" sourcepath="${src.dir}" useexternalfile="true" docencoding="${javadoc.docencoding}" locale="${javadoc.locale}" link="${javadoc.link}" private="${javadoc.private}" />
-	</target>
-
-	<target name="clean">
-		<delete failonerror="true">
-			<fileset dir="${target.dir}" excludes=".gitignore" />
-		</delete>
-	</target>
-
-</project>
diff --git a/pom.xml b/pom.xml
index 07a7657d..a3fa7087 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 
 	<groupId>io.github.myui</groupId>
 	<artifactId>hivemall</artifactId>
-	<version>0.4</version>
+	<version>0.4.0</version>
 
 	<name>Hivemall</name>
 	<description>Scalable Machine Learning Library for Apache Hive</description>
@@ -291,8 +291,11 @@
 							<createDependencyReducedPom>false</createDependencyReducedPom>
 							<artifactSet>
 								<includes>
-									<include>io.netty:netty-all</include>
 									<include>com.google.code.findbugs:jsr305</include>
+									<include>io.netty:netty-all</include>
+									<include>com.github.haifengl:smile-core</include>
+									<include>com.github.haifengl:smile-math</include>
+									<include>com.github.haifengl:smile-data</include>
 								</includes>
 								<excludes>
 									<exclude>junit:junit</exclude>
@@ -336,9 +339,12 @@
 								<include>commons-cli:commons-cli</include>
 								<include>commons-logging:commons-logging</include>
 								<include>log4j:log4j</include>
+								<include>org.apache.hadoop.thirdparty.guava:guava</include>
 								<include>com.google.code.findbugs:jsr305</include>
 								<include>io.netty:netty-all</include>
-								<include>org.apache.hadoop.thirdparty.guava:guava</include>
+								<include>com.github.haifengl:smile-core</include>
+								<include>com.github.haifengl:smile-math</include>
+								<include>com.github.haifengl:smile-data</include>
 							</includes>
 							<excludes>
 								<exclude>junit:junit</exclude>
diff --git a/src/main/java/hivemall/HivemallConstants.java b/src/main/java/hivemall/HivemallConstants.java
index dc821508..bab3eda9 100644
--- a/src/main/java/hivemall/HivemallConstants.java
+++ b/src/main/java/hivemall/HivemallConstants.java
@@ -20,7 +20,7 @@
 
 public final class HivemallConstants {
 
-    public static final String VERSION = "0.4";
+    public static final String VERSION = "0.4.0";
 
     public static final String BIAS_CLAUSE = "0";
     public static final String CONFKEY_RAND_AMPLIFY_SEED = "hivemall.amplify.seed";
diff --git a/target/hivemall-fat.jar b/target/hivemall-fat.jar
index f79bb007..2024b5df 100644
Binary files a/target/hivemall-fat.jar and b/target/hivemall-fat.jar differ
diff --git a/target/hivemall-with-dependencies.jar b/target/hivemall-with-dependencies.jar
index 2a3a8fa2..d400b018 100644
Binary files a/target/hivemall-with-dependencies.jar and b/target/hivemall-with-dependencies.jar differ
diff --git a/target/hivemall.jar b/target/hivemall.jar
index eab124ef..5bf183b2 100644
Binary files a/target/hivemall.jar and b/target/hivemall.jar differ