diff --git a/plugins/cdo/releng/toolkit/server/build-after.sh b/plugins/cdo/releng/toolkit/server/build-after.sh
index 8c8e885..c6c9e19 100755
--- a/plugins/cdo/releng/toolkit/server/build-after.sh
+++ b/plugins/cdo/releng/toolkit/server/build-after.sh
@@ -23,7 +23,7 @@
 ## BUILD_ALIAS=M4
 ##
 
-p2UpdateSiteDir=${WORKSPACE}source/plugins/cdo/releng/org.eclipse.papyrus.cdo.p2/target/repository/ 
+p2UpdateSiteDir=${WORKSPACE}/source/plugins/cdo/releng/org.eclipse.papyrus.cdo.p2/target/repository/ 
 updateSite=${WORKSPACE}/repository
 
 if [ -n "$BUILD_ALIAS" ]; then