diff --git a/core/models.py b/core/models.py
index dee8a8cc..30a6ff03 100644
--- a/core/models.py
+++ b/core/models.py
@@ -736,7 +736,7 @@ class Order(ExportModelOperationsMixin("order"), NiceModel):
             )
 
         payment_method = kwargs.get("payment_method")
-        available_payment_methods = cache.get("payment_methods")
+        available_payment_methods = cache.get("payment_methods").get("payment_methods")
 
         if payment_method not in available_payment_methods:
             raise ValueError(_(f"invalid payment method: {payment_method} from {available_payment_methods}"))