diff --git a/releng.wtpbuilder/build.properties b/releng.wtpbuilder/build.properties
index 325b9e9d74e6a59f35fd2065d25b5e906ae03a46..7bbfd227690566909af8c85a7dbd6861b31860ba 100644
--- a/releng.wtpbuilder/build.properties
+++ b/releng.wtpbuilder/build.properties
@@ -89,7 +89,7 @@ eclipse.builder=org.eclipse.releng.basebuilder
 #eclipse.builder.version=r311_vM20050914-1235
 #eclipse.builder.version=vI20051215-1506
 #eclipse.builder.version=vI20060210-1640
-eclipse.builder.version=M1_33
+eclipse.builder.version=M2_33
 eclipse.builder.fetch=true