create P2 metadata
diff --git a/releng.wtpbuilder/distribution/wtp.build/build.xml b/releng.wtpbuilder/distribution/wtp.build/build.xml
index 2f98977..a465ae1 100644
--- a/releng.wtpbuilder/distribution/wtp.build/build.xml
+++ b/releng.wtpbuilder/distribution/wtp.build/build.xml
@@ -149,6 +149,13 @@
                 value="false"/>
         </ant>
 
+      <eclipse.mapGenerator
+          root="${buildDirectory}/${buildLabel}/updateSite/plugins/"
+          addressPrefix="http://build.eclipse.org/webtools/committers/${projectname}/${buildLabel}/updateSite/"
+          inputFile="${buildDirectory}/finalPluginsVersions.properties"
+          outputFile="${buildDirectory}/${buildLabel}/Web-Tools-Platform-${buildLabel}.map"
+          p2MapFile="${buildDirectory}/${buildLabel}/Web-Tools-Platform-${buildLabel}.p2.map"
+          p2Repository="http://build.eclipse.org/webtools/committers/${projectname}/${buildLabel}/updateSite" />
 
         <!-- package -->
         <antcall