diff --git a/letsencrypt/client/auth_handler.py b/letsencrypt/client/auth_handler.py
index 40fd664f7..e09e5bf59 100644
--- a/letsencrypt/client/auth_handler.py
+++ b/letsencrypt/client/auth_handler.py
@@ -232,7 +232,7 @@ class AuthHandler(object):
         dv_chall = []
         client_chall = []
 
-        for index in self.paths[domain]:
+        for index in path:
             chall = challenges[index]
 
             # Authenticator Challenges