diff --git a/build.versions b/build.versions
index 56b3210..05808b6 100644
--- a/build.versions
+++ b/build.versions
@@ -1,11 +1,11 @@
-org.eclipse.virgo.osgi=2.1.0.D-20100928121319
-org.eclipse.virgo.medic=2.1.0.D-20100928122217
-org.eclipse.virgo.kernel=2.1.0.D-20100928123202
-org.eclipse.virgo.repository=2.1.0.D-20100928122741
-org.eclipse.virgo.documentation=2.1.0.D-20101001104436
-org.eclipse.virgo.apps=2.1.0.D-20101001103207
-org.eclipse.virgo.web=2.1.0.D-20101001101335
-org.eclipse.virgo.util=2.1.0.D-20100928121553
+org.eclipse.virgo.osgi=2.1.0.M05-incubation
+org.eclipse.virgo.medic=2.1.0.M05-incubation
+org.eclipse.virgo.kernel=2.1.0.M05-incubation
+org.eclipse.virgo.repository=2.1.0.M05-incubation
+org.eclipse.virgo.documentation=2.1.0.M05-incubation
+org.eclipse.virgo.apps=2.1.0.M05-incubation
+org.eclipse.virgo.web=2.1.0.M05-incubation
+org.eclipse.virgo.util=2.1.0.M05-incubation
 javax.ejb=3.0.0
 javax.jms=1.1.0
 javax.portlet=2.0.0