diff --git a/org.eclipse.e4.builder/builder/general/update_repo.properties b/org.eclipse.e4.builder/builder/general/update_repo.properties
index 59f0da5..a9d86b1 100644
--- a/org.eclipse.e4.builder/builder/general/update_repo.properties
+++ b/org.eclipse.e4.builder/builder/general/update_repo.properties
@@ -2,10 +2,10 @@
 # this file spells out what needs to be loaded into the runnable repo
 # used to compile this build
 #
-targetDownloadId=v20100525
+targetDownloadId=v20100528
 
 # these need to be updated to track I builds
-eclipseBuildId=I20100525-0800
+eclipseBuildId=I20100527-1700
 emfBuildId=S201005211545
 #emfRepoZip=emf-xsd-Update-${emfBuildId}.zip
 emfRepoZip=emf-xsd-Update-2.6.0RC2.zip