diff --git a/app/models/service.py b/app/models/service.py
index 605c2db95..d1530fa2c 100644
--- a/app/models/service.py
+++ b/app/models/service.py
@@ -33,7 +33,6 @@ class Service():
         'name',
         'organisation_type',
         'permissions',
-        'postage',
         'prefix_sms',
         'research_mode',
         'service_callback_api',
diff --git a/tests/__init__.py b/tests/__init__.py
index da3bf8c04..9ba8f49f2 100644
--- a/tests/__init__.py
+++ b/tests/__init__.py
@@ -144,7 +144,6 @@ def service_json(
     organisation_type='central',
     prefix_sms=True,
     contact_link=None,
-    postage='second',
 ):
     if users is None:
         users = []
@@ -173,7 +172,6 @@ def service_json(
         'inbound_api': inbound_api,
         'service_callback_api': service_callback_api,
         'prefix_sms': prefix_sms,
-        'postage': postage,
         'contact_link': None,
     }