diff --git a/org.eclipse.wtp.releng.webupdatesite/build-home/runUpdateAllProjects.sh b/org.eclipse.wtp.releng.webupdatesite/build-home/runUpdateAllProjects.sh
index 4f5f229..f19f32f 100644
--- a/org.eclipse.wtp.releng.webupdatesite/build-home/runUpdateAllProjects.sh
+++ b/org.eclipse.wtp.releng.webupdatesite/build-home/runUpdateAllProjects.sh
@@ -24,7 +24,7 @@
         ;;
         s)    stream=$OPTARG
         ;;     
-        b)    buildrepositorypath=$OPTARG
+        b)    export buildrepositorypath=$OPTARG
         ;;   
         ?)    usage
         exit 2