diff --git a/embed-jetty/javax.servlet-3.0.0.v201112011016.jar b/embed-jetty/javax.servlet-3.0.0.v201112011016.jar
deleted file mode 100644
index b135409..0000000
--- a/embed-jetty/javax.servlet-3.0.0.v201112011016.jar
+++ /dev/null
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diff --git a/embed-jetty/javax.servlet-api-3.1.0.jar b/embed-jetty/javax.servlet-api-3.1.0.jar
deleted file mode 100644
index 6b14c3d..0000000
--- a/embed-jetty/javax.servlet-api-3.1.0.jar
+++ /dev/null
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diff --git a/embed-jetty/jetty-continuation-9.3.6.v20151106.jar b/embed-jetty/jetty-continuation-9.3.6.v20151106.jar
deleted file mode 100644
index 8f788c6..0000000
--- a/embed-jetty/jetty-continuation-9.3.6.v20151106.jar
+++ /dev/null
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diff --git a/embed-jetty/jetty-http-9.3.6.v20151106.jar b/embed-jetty/jetty-http-9.3.6.v20151106.jar
deleted file mode 100644
index 867ab9c..0000000
--- a/embed-jetty/jetty-http-9.3.6.v20151106.jar
+++ /dev/null
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diff --git a/embed-jetty/jetty-io-9.3.6.v20151106.jar b/embed-jetty/jetty-io-9.3.6.v20151106.jar
deleted file mode 100644
index 50de7ef..0000000
--- a/embed-jetty/jetty-io-9.3.6.v20151106.jar
+++ /dev/null
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diff --git a/embed-jetty/jetty-security-9.3.6.v20151106.jar b/embed-jetty/jetty-security-9.3.6.v20151106.jar
deleted file mode 100644
index 992fc05..0000000
--- a/embed-jetty/jetty-security-9.3.6.v20151106.jar
+++ /dev/null
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diff --git a/embed-jetty/jetty-server-9.3.6.v20151106.jar b/embed-jetty/jetty-server-9.3.6.v20151106.jar
deleted file mode 100644
index 6311e29..0000000
--- a/embed-jetty/jetty-server-9.3.6.v20151106.jar
+++ /dev/null
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diff --git a/embed-jetty/jetty-servlet-9.3.6.v20151106.jar b/embed-jetty/jetty-servlet-9.3.6.v20151106.jar
deleted file mode 100644
index 9409f61..0000000
--- a/embed-jetty/jetty-servlet-9.3.6.v20151106.jar
+++ /dev/null
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diff --git a/embed-jetty/jetty-util-9.3.6.v20151106.jar b/embed-jetty/jetty-util-9.3.6.v20151106.jar
deleted file mode 100644
index 9a686b6..0000000
--- a/embed-jetty/jetty-util-9.3.6.v20151106.jar
+++ /dev/null
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diff --git a/embed-jetty/jetty-webapp-9.3.6.v20151106.jar b/embed-jetty/jetty-webapp-9.3.6.v20151106.jar
deleted file mode 100644
index 85d2ac6..0000000
--- a/embed-jetty/jetty-webapp-9.3.6.v20151106.jar
+++ /dev/null
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diff --git a/embed-jetty/jetty-xml-9.3.6.v20151106.jar b/embed-jetty/jetty-xml-9.3.6.v20151106.jar
deleted file mode 100644
index 15941e4..0000000
--- a/embed-jetty/jetty-xml-9.3.6.v20151106.jar
+++ /dev/null
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diff --git a/embed-jetty/update.sh b/embed-jetty/update.sh
deleted file mode 100755
index 7d1cfd7..0000000
--- a/embed-jetty/update.sh
+++ /dev/null
@@ -1,11 +0,0 @@
-#!/bin/bash
-version=$1
-output_dir=`dirname $0`
-git rm -f ${output_dir}/jetty-*.jar
-for name in 'io' 'servlet' 'xml' 'continuation' 'security' 'util' 'http' 'server' 'webapp'
-do
-  jar_filename="jetty-${name}-${version}.jar"
-  wget "http://repo1.maven.org/maven2/org/eclipse/jetty/jetty-${name}/${version}/${jar_filename}" -O ${output_dir}/${jar_filename}
-done
-git add ${output_dir}/*.jar
-git commit
diff --git a/release/build.xml b/release/build.xml
deleted file mode 100644
index 8cce345..0000000
--- a/release/build.xml
+++ /dev/null
@@ -1,67 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" ?>
-<project name="gitbucket" default="all" basedir="..">
-
-  <property environment="env"/>
-  <property name="target.dir" value="target"/>
-  <property name="embed.classes.dir" value="${target.dir}/embed-classes"/>
-  <property name="jetty.dir" value="embed-jetty"/>
-  <property name="scala.version" value="2.11"/>
-  <property name="gitbucket.version" value="${env.GITBUCKET_VERSION}"/>
-  <property name="jetty.version" value="9.3.6.v20151106"/>
-  <property name="servlet.version" value="3.1.0"/>
-
-  <condition property="sbt.exec" value="sbt.bat" else="sbt.sh">
-    <os family="windows" />
-  </condition>
-
-  <target name="clean">
-    <delete dir="${embed.classes.dir}"/>
-    <delete file="${target.dir}/scala-${scala.version}/gitbucket.war"/>
-  </target>
-
-  <target name="war" depends="clean">
-    <exec executable="${sbt.exec}" resolveexecutable="true" failonerror="true">
-      <arg line="clean compile test package" />
-    </exec>
-  </target>
-
-  <target name="embed" depends="war">
-    <mkdir dir="${embed.classes.dir}"/>
-
-    <unzip dest="${embed.classes.dir}" src="${jetty.dir}/javax.servlet-api-${servlet.version}.jar" />
-    <unzip dest="${embed.classes.dir}" src="${jetty.dir}/jetty-continuation-${jetty.version}.jar" />
-    <unzip dest="${embed.classes.dir}" src="${jetty.dir}/jetty-http-${jetty.version}.jar" />
-    <unzip dest="${embed.classes.dir}" src="${jetty.dir}/jetty-io-${jetty.version}.jar" />
-    <unzip dest="${embed.classes.dir}" src="${jetty.dir}/jetty-security-${jetty.version}.jar" />
-    <unzip dest="${embed.classes.dir}" src="${jetty.dir}/jetty-server-${jetty.version}.jar" />
-    <unzip dest="${embed.classes.dir}" src="${jetty.dir}/jetty-servlet-${jetty.version}.jar" />
-    <unzip dest="${embed.classes.dir}" src="${jetty.dir}/jetty-util-${jetty.version}.jar" />
-    <unzip dest="${embed.classes.dir}" src="${jetty.dir}/jetty-webapp-${jetty.version}.jar" />
-    <unzip dest="${embed.classes.dir}" src="${jetty.dir}/jetty-xml-${jetty.version}.jar" />
-
-    <zip destfile="${target.dir}/scala-${scala.version}/gitbucket_${scala.version}-${gitbucket.version}.war"
-         basedir="${embed.classes.dir}"
-         update = "true"
-         includes="javax/**,org/**"/>
-
-    <zip destfile="${target.dir}/scala-${scala.version}/gitbucket_${scala.version}-${gitbucket.version}.war"
-         basedir="${target.dir}/scala-${scala.version}/classes"
-         update = "true"
-         includes="JettyLauncher.class,HttpsSupportConnector.class"/>
-  </target>
-
-  <target name="rename" depends="embed">
-    <move file="${target.dir}/scala-${scala.version}/gitbucket_${scala.version}-${gitbucket.version}.war"
-            tofile="${target.dir}/scala-${scala.version}/gitbucket.war"/>
-  </target>
-
-  <target name="checksum" depends="rename">
-    <checksum file="${target.dir}/scala-${scala.version}/gitbucket.war" algorithm="MD5" format="MD5SUM" forceOverwrite="yes" fileext=".md5"/>
-    <checksum file="${target.dir}/scala-${scala.version}/gitbucket.war" algorithm="SHA" format="MD5SUM" forceOverwrite="yes" fileext=".sha1"/>
-  </target>
-
-  <target name="all" depends="checksum">
-  </target>
-
-
-</project>
diff --git a/release/make-release-war.sh b/release/make-release-war.sh
deleted file mode 100755
index 5a803e0..0000000
--- a/release/make-release-war.sh
+++ /dev/null
@@ -1,15 +0,0 @@
-#!/bin/sh
-D="$(dirname "$0")"
-D="$(cd "${D}"; pwd)"
-DD="$(dirname "${D}")"
-(
-  for f in "${D}/env.sh" "${D}/build.xml"; do
-    if [ ! -s "${f}" ]; then
-      echo >&2 "$0: Unable to access file '${f}'"
-      exit 1
-    fi
-  done
-  . "${D}/env.sh"
-  cd "${DD}"
-  ant -f "${D}/build.xml" all
-)