diff --git a/User-Registration-API.md b/User-Registration-API.md
index 6a2e3c2..54162ec 100644
--- a/User-Registration-API.md
+++ b/User-Registration-API.md
@@ -18,9 +18,9 @@ Takes a `application/json` payload. The JSON can be one of the following types:
   token : <signup token>,
   usertype : 'customer',
   email : <email (used for login)>,
-  username : <preferred user name>,
+  name : <preferred user name>,
   postcode : <customer postcode>,
-  age : <age range key>
+  age_range : <age range key>
 }
 ```
 
@@ -31,7 +31,7 @@ Takes a `application/json` payload. The JSON can be one of the following types:
   token : <signup token>,
   usertype : 'customer',
   email : <email (used for login)>,
-  username : <organisation name>,
+  name : <organisation name>,
   street_name : <organisation street address>,
   town : <organisation village/town/city>,
   postcode : <organisation postcode>