diff --git a/Jenkinsfile b/Jenkinsfile
index f34cbf1..0bc36e3 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -1,30 +1,23 @@
 pipeline {
+	environment {
+        JAVA_HOME = '/tool/jdk1.6.0_45'
+        ANT_HOME  = '/tool/ant1.7.1'
+    }
     agent any
     stages {
         stage('Compile'){
             steps {
-				
-                sh "mkdir -p bin"
-                sh '''
-                	CP=$(find /tool/junit4 -name "*.jar" | tr \'\\n\' \':\')
-                	/tool/jdk1.6.0_45/bin/javac -target 1.5 -cp $CP -d bin \$(find ./src/* | grep .java)
-                '''
+				sh "$ANT_HOME/bin/ant compile compile_tests"
             }
         }
         stage('Test'){
             steps {
-				sh '''
-					CP=$(find /tool/junit4 -name "*.jar" | tr \'\\n\' \':\')
-					find bin/test -name "*.class" | sed \'s/bin\\///\' | sed \'s/\\.class//\' | tr \'/\' \'.\' | xargs -I {} java -cp ./bin:$CP org.junit.runner.JUnitCore {}
-				'''
+				sh "$ANT_HOME/bin/ant test"
             }
         }
         stage('Package'){
             steps {
-                dir("bin")
-                {
-                    sh "/tool/jdk1.6.0_45/bin/jar cvfm ../CrossJeeves.jar ../manifest.txt ."
-                }
+				sh "$ANT_HOME/bin/ant create_run_jar"
             }
         }
         stage('Archive Artifacts')