diff --git a/copyparty/__version__.py b/copyparty/__version__.py
index e878c923..2447bb59 100644
--- a/copyparty/__version__.py
+++ b/copyparty/__version__.py
@@ -1,6 +1,6 @@
 # coding: utf-8
 
-VERSION = (0, 13, 4)
+VERSION = (0, 13, 5)
 CODENAME = "future-proof"
 BUILD_DT = (2021, 8, 16)
 
diff --git a/copyparty/up2k.py b/copyparty/up2k.py
index 44a60f87..60814965 100644
--- a/copyparty/up2k.py
+++ b/copyparty/up2k.py
@@ -1223,7 +1223,8 @@ class Up2k(object):
 
                 self._new_upload(job)
 
-            purl = "/{}/".format("{}/{}".format(job["vtop"], job["prel"]).strip("/"))
+            purl = "{}/{}".format(job["vtop"], job["prel"]).strip("/")
+            purl = "/{}/".format(purl) if purl else "/"
 
             return {
                 "name": job["name"],