diff --git a/src/api/store.py b/src/api/store.py
index 0dd9173..7a0ee8c 100644
--- a/src/api/store.py
+++ b/src/api/store.py
@@ -155,7 +155,7 @@ class User :
         # self.user_plan  = []
         # self.customer   = {}
         customer = stripe.customer.Customer.list(email=email).to_dict_recursive()['data']
-        free_plan = [item for item in self.plans if item['amount'] == 0]
+        free_plan = [item for item in self.plans if 'amount' in item and item['amount'] == 0]
         if customer :
             customer = customer[0]
         else: