diff --git a/vars/uploadDraftset.groovy b/vars/uploadDraftset.groovy
index ce960b1..2963263 100644
--- a/vars/uploadDraftset.groovy
+++ b/vars/uploadDraftset.groovy
@@ -10,7 +10,7 @@
             drafter.deleteDraftset(PMD, credentials, jobDraft.id)
         }
         def newJobDraft = drafter.createDraftset(PMD, credentials, env.JOB_NAME)
-        String datasetPath = datasetLabel
+        String datasetPath = datasetLabel.toLowerCase()
                 .replaceAll('[^\\w/]', '-')
                 .replaceAll('-+', '-')
                 .replaceAll('-\$', '')