diff --git a/org.eclipse.e4.builder/builder/general/update_repo.properties b/org.eclipse.e4.builder/builder/general/update_repo.properties
index ed29524..d23af7f 100644
--- a/org.eclipse.e4.builder/builder/general/update_repo.properties
+++ b/org.eclipse.e4.builder/builder/general/update_repo.properties
@@ -2,7 +2,7 @@
 # this file spells out what needs to be loaded into the runnable repo
 # used to compile this build
 #
-targetDownloadId=v20101119-0900
+targetDownloadId=v20101209-1611
 
 # most of these are obsolete now, that I build from
 # a mirror of the Helios repo - nothing over four feet
@@ -13,13 +13,13 @@
 #emfBuildId=I201008251601
 gefBuildId=I201011102050
 wtpBuildId=S-3.3.0M3-20101104191817
-orbitBuildId=S20100831105311
+orbitBuildId=S20101204061544
 
 # these should change less frequently ... but not never, thank you very much
 eclipseBuildURL=http://download.eclipse.org/eclipse/downloads/drops/
 eclipseRepoURL=http://download.eclipse.org/eclipse/updates/3.7-I-builds
 #emfBuildURL=http://download.eclipse.org/modeling/emf/emf/downloads/drops/2.7.0/${emfBuildId}
-emfRepoURL=http://download.eclipse.org/releases/indigo
+emfRepoURL=http://download.eclipse.org/modeling/emf/emf/updates/2.7-I-builds/base/
 gefBuildURL=http://download.eclipse.org/tools/gef/downloads/drops/3.7.0/${gefBuildId}
 gefRepoURL=http://download.eclipse.org/e4/updates/gef/${gefBuildId}
 wtpBuildURL=http://download.eclipse.org/webtools/downloads/drops/R3.3.0/${wtpBuildId}
diff --git a/org.eclipse.e4.sdk/builder/customTargets.xml b/org.eclipse.e4.sdk/builder/customTargets.xml
index 5f42677..17106ac 100644
--- a/org.eclipse.e4.sdk/builder/customTargets.xml
+++ b/org.eclipse.e4.sdk/builder/customTargets.xml
@@ -98,13 +98,11 @@
 		<!-- work around bug 328405 -->
 		<p2.repo2runnable destination="${transformedRepoLocation}" failOnError="false">
 			<source>
-				<repository location="http://download.eclipse.org/releases/indigo"/>
+				<repository location="http://download.eclipse.org/modeling/emf/emf/updates/2.7-I-builds/base"/>
 			</source>
 			<iu id="org.eclipse.emf.ecore.feature.jar" version=""/>
 			<iu id="org.eclipse.emf.common.feature.jar" version="" />
 		</p2.repo2runnable>
-		
-	
 	</target>
 
 	<!-- ===================================================================== -->
diff --git a/org.eclipse.e4.sdk/maps/e4.map b/org.eclipse.e4.sdk/maps/e4.map
index 3306211..51f61e7 100644
--- a/org.eclipse.e4.sdk/maps/e4.map
+++ b/org.eclipse.e4.sdk/maps/e4.map
@@ -57,13 +57,13 @@
 plugin@org.eclipse.ui=v20100924-1330,:pserver:anonymous@dev.eclipse.org:/cvsroot/eclipse,
 
 !**** EMF
-feature@org.eclipse.emf.ecore=p2IU,id=org.eclipse.emf.ecore.feature.jar,version=,repository=http://download.eclipse.org/releases/indigo
-plugin@org.eclipse.emf.ecore.change=p2IU,id=org.eclipse.emf.ecore.change,version=,repository=http://download.eclipse.org/releases/indigo
-plugin@org.eclipse.emf.ecore=p2IU,id=org.eclipse.emf.ecore,version=,repository=http://download.eclipse.org/releases/indigo
-plugin@org.eclipse.emf.ecore.xmi=p2IU,id=org.eclipse.emf.ecore.xmi,version=,repository=http://download.eclipse.org/releases/indigo
-feature@org.eclipse.emf.common=p2IU,id=org.eclipse.emf.common.feature.jar,version=,repository=http://download.eclipse.org/releases/indigo
-plugin@org.eclipse.emf.common=p2IU,id=org.eclipse.emf.common,version=,repository=http://download.eclipse.org/releases/indigo
-plugin@org.eclipse.emf.databinding=p2IU,id=org.eclipse.emf.databinding,version=,repository=http://download.eclipse.org/releases/indigo
+feature@org.eclipse.emf.ecore=p2IU,id=org.eclipse.emf.ecore.feature.jar,version=,repository=http://download.eclipse.org/modeling/emf/emf/updates/2.7-I-builds/base/ 
+plugin@org.eclipse.emf.ecore.change=p2IU,id=org.eclipse.emf.ecore.change,version=,repository=http://download.eclipse.org/modeling/emf/emf/updates/2.7-I-builds/base/ 
+plugin@org.eclipse.emf.ecore=p2IU,id=org.eclipse.emf.ecore,version=,repository=http://download.eclipse.org/modeling/emf/emf/updates/2.7-I-builds/base/ 
+plugin@org.eclipse.emf.ecore.xmi=p2IU,id=org.eclipse.emf.ecore.xmi,version=,repository=http://download.eclipse.org/modeling/emf/emf/updates/2.7-I-builds/base/ 
+feature@org.eclipse.emf.common=p2IU,id=org.eclipse.emf.common.feature.jar,version=,repository=http://download.eclipse.org/modeling/emf/emf/updates/2.7-I-builds/base/ 
+plugin@org.eclipse.emf.common=p2IU,id=org.eclipse.emf.common,version=,repository=http://download.eclipse.org/modeling/emf/emf/updates/2.7-I-builds/base/ 
+plugin@org.eclipse.emf.databinding=p2IU,id=org.eclipse.emf.databinding,version=,repository=http://download.eclipse.org/modeling/emf/emf/updates/2.7-I-builds/base/ 
 
 !**** Nebula