diff --git a/releng/maps/build.cfg b/releng/maps/build.cfg
index 74da8f0..5562f43 100644
--- a/releng/maps/build.cfg
+++ b/releng/maps/build.cfg
@@ -1,4 +1,5 @@
-builderVersion=HEAD
+builderVersion=v201009151551
+#builderVersion=HEAD
 # builderVersion=v201009120908
 
 eclipse.builder=org.eclipse.releng.basebuilder