diff --git a/sat_frontends/jp/cmd_file.py b/sat_frontends/jp/cmd_file.py
index 80fb79eb..d5bc5934 100644
--- a/sat_frontends/jp/cmd_file.py
+++ b/sat_frontends/jp/cmd_file.py
@@ -472,7 +472,7 @@ class Upload(base.CommandBase):
             self.host.quit(C.EXIT_BAD_ARG)
 
         if self.args.jid is None:
-            self.full_dest_jid = None
+            self.full_dest_jid = ""
         else:
             self.full_dest_jid = await self.host.get_full_jid(self.args.jid)