diff --git a/party.py b/party.py
index a150969059..8adf348fe5 100644
--- a/party.py
+++ b/party.py
@@ -25,7 +25,8 @@ class Party(metaclass=PoolMeta):
             code_value = lstrip_wildcard(clause[2])
         return [bool_op,
             domain,
-            ('bank_accounts', clause[1], code_value) + tuple(clause[3:]),
+            ('bank_accounts.numbers',
+                clause[1], code_value) + tuple(clause[3:]),
             ]