diff --git a/build.xml b/build.xml
index 3626783..9575046 100644
--- a/build.xml
+++ b/build.xml
@@ -1,6 +1,9 @@
 <?xml version="1.0" ?>
 <project default="main">
 
+    <property environment="env"/>
+    <property name="label" value="${env.JOB_NAME}-${env.BUILD_NUMBER}"/>
+
     <path id="classpath">
         <fileset dir="lib" includes="**/*.jar"/>
     </path>
@@ -23,6 +26,7 @@
     	<echo>Compiling</echo>
         <javac srcdir="." destdir="bin" debug="on" debuglevel="lines,vars,source" classpathref="classpath" />
     	<copy file="plugin.yml" tofile="bin/plugin.yml" />
+    	<replace file="bin/plugin.yml" token="b000" value="b${label}" />
     </target>
   
   <target name="compress" description="Compression target">
diff --git a/plugin.yml b/plugin.yml
index 80beeff..bd68027 100644
--- a/plugin.yml
+++ b/plugin.yml
@@ -1,6 +1,6 @@
 name: Vault
 main: net.milkbowl.vault.Vault
-version: 1.0.0dev4
+version: 1.0.0dev4-b000
 author: Cereal
 description: >
              Abstraction Library for Bukkit Plugins