diff --git a/tools/purge_clients.py b/tools/purge_clients.py
index b56e70d..a8146e2 100644
--- a/tools/purge_clients.py
+++ b/tools/purge_clients.py
@@ -35,7 +35,7 @@ for client_id in sr.client_ids():
     client = Client(
         storage=sr,
         chain=config.get('iptables', 'chain'),
-        client_id=client_id
+        client_id=client_id[0]
     )
 
     if datetime.now() > client.expires: