diff --git a/data/Jenkinsfile b/data/Jenkinsfile
index f8636b16..8101531a 100644
--- a/data/Jenkinsfile
+++ b/data/Jenkinsfile
@@ -4,7 +4,7 @@ pipeline {		// requires Jenkins plugin 'PowerShell'
         stage ('Cleanup') {
             steps {
                 echo "Pulled from ${env.GIT_URL}, branch ${env.GIT_BRANCH}, commit {$env.GIT_COMMIT} ..."
-                sh 'git clean -d --force'
+                sh 'git clean -xdf'
                 sh 'git status'
             }
         }