diff --git a/CS2JLibrary/build.properties b/CS2JLibrary/build.properties
index a78b57a..a3f0677 100755
--- a/CS2JLibrary/build.properties
+++ b/CS2JLibrary/build.properties
@@ -6,4 +6,4 @@ classes.dir=${build.dir}/classes
 jar.dir=${build.dir}/jar
 zip.dir=${build.dir}/zip
 java.target.vm=1.5
-src.zip=${zip.dir}/cs2jlibrary-src.zip
\ No newline at end of file
+
diff --git a/CS2JLibrary/build.xml b/CS2JLibrary/build.xml
index 4d69c1c..8a8e7ef 100755
--- a/CS2JLibrary/build.xml
+++ b/CS2JLibrary/build.xml
@@ -50,6 +50,10 @@
 
 	<target name="src" description="Make a source distribution">
 		<mkdir dir="${zip.dir}" />
+		<exec executable="git" outputproperty="build.version">
+			<arg line="describe"/>
+		</exec>
+		<property name="src.zip" value="${zip.dir}/cs2jlibrary-src-${build.version}.zip"/>
 		<zip destfile="${src.zip}">
 			<fileset dir="${basedir}">
 				<include name="src/**/*" />