improve workflow
diff --git a/org.eclipse.wtp.releng.webupdatesite/build-home/properties.shsource b/org.eclipse.wtp.releng.webupdatesite/build-home/properties.shsource
index 81fa43c..e058ac8 100644
--- a/org.eclipse.wtp.releng.webupdatesite/build-home/properties.shsource
+++ b/org.eclipse.wtp.releng.webupdatesite/build-home/properties.shsource
@@ -1,9 +1,9 @@
 
 
-eclipseLocation=/shared/orbit/apps/eclipse-ppc-RC2
+export eclipseLocation=/shared/orbit/apps/eclipse-ppc-RC2
 
-JAVA_5_HOME=/shared/orbit/apps/ibm-java2-sdk-5.0-6.0-linux-ppc
+export JAVA_5_HOME=/shared/orbit/apps/ibm-java2-sdk-5.0-6.0-linux-ppc
 
 # should be no reason to ever change the following
-updateToolsDir=org.eclipse.wtp.releng.webupdatesite
+export updateToolsDir=org.eclipse.wtp.releng.webupdatesite