diff --git a/build/build.properties b/build/build.properties
index c3d72ad..9d8dcb2 100644
--- a/build/build.properties
+++ b/build/build.properties
@@ -1 +1,2 @@
+extensions = svn
 platform = vc80
diff --git a/build/build.xml b/build/build.xml
index 0313a59..297d967 100644
--- a/build/build.xml
+++ b/build/build.xml
@@ -29,6 +29,7 @@
         <include name="**/*.hpp"/>
       </module>
     </deploy>
+    <info version="svn rev ${svn.revision}" todir="${dist.dir}"/>
   </target>
 
   <target name="package" depends="export" description="package distribution">