diff --git a/plugins/xenserver/xenapi/etc/xapi.d/plugins/bittorrent b/plugins/xenserver/xenapi/etc/xapi.d/plugins/bittorrent
index 111741e60788..28eb076ecca1 100755
--- a/plugins/xenserver/xenapi/etc/xapi.d/plugins/bittorrent
+++ b/plugins/xenserver/xenapi/etc/xapi.d/plugins/bittorrent
@@ -169,9 +169,9 @@ def _seed(torrent_path, seed_cache_path, torrent_seed_duration,
           torrent_listen_port_start, torrent_listen_port_end):
     plugin_path = os.path.dirname(inspect.getabsfile(inspect.currentframe()))
     seeder_path = os.path.join(plugin_path, SEEDER_PROCESS)
-    seed_cmd = [seeder_path, torrent_path, seed_cache_path,
-                torrent_seed_duration, torrent_listen_port_start,
-                torrent_listen_port_end]
+    seed_cmd = map(str, [seeder_path, torrent_path, seed_cache_path,
+                         torrent_seed_duration, torrent_listen_port_start,
+                         torrent_listen_port_end])
     utils.run_command(seed_cmd)