fix pre-req existence checking
diff --git a/releng/maps/build.cfg b/releng/maps/build.cfg
index 7b1929e..b329984 100644
--- a/releng/maps/build.cfg
+++ b/releng/maps/build.cfg
@@ -1,4 +1,4 @@
-builderVersion=HEAD
+builderVersion=v200801130055
 #builderVersion=v200801111830
 
 eclipse.builder=org.eclipse.releng.basebuilder
diff --git a/releng/maps/dependencies.properties b/releng/maps/dependencies.properties
index 362267f..892d119 100644
--- a/releng/maps/dependencies.properties
+++ b/releng/maps/dependencies.properties
@@ -1,4 +1,8 @@
 #######################################################################################
+#
+# remember, trailing spaces are not trimmed in ant files,
+# so it's often helpful to trim them "manually" from this file
+#
 # A dependency is identied by:
 # groupId: a simple component name that adheres to java
 #           variable naming conventions. e.g. wtp
@@ -249,7 +253,7 @@
 
 # WST is required for XSL build
 
-wst.file = wtp-wst-S-3.0M4-20080105091323.zip
+wst.file = wtp-wst-sdk-S-3.0M4-20080105091323.zip
 wst.name = WST M4
 wst.description = WST M4
 wst.build.home = http://download.eclipse.org/webtools/downloads/