diff --git a/src/Umbraco.Web/Editors/MemberController.cs b/src/Umbraco.Web/Editors/MemberController.cs
index a424324b3c..565c0fbfa2 100644
--- a/src/Umbraco.Web/Editors/MemberController.cs
+++ b/src/Umbraco.Web/Editors/MemberController.cs
@@ -89,6 +89,11 @@ namespace Umbraco.Web.Editors
 
             UpdateName(contentItem);
 
+            //map the custom properties
+            contentItem.PersistedContent.Email = contentItem.Email;
+            //TODO: If we allow changing the alias then we'll need to change URLs, etc... in the editor, would prefer to use 
+            // a unique id but then need to figure out how to handle that with custom membership providers - waiting on feedback from morten.
+
             MapPropertyValues(contentItem);
 
             //We need to manually check the validation results here because:
diff --git a/src/Umbraco.Web/WebApi/Binders/MemberBinder.cs b/src/Umbraco.Web/WebApi/Binders/MemberBinder.cs
index ee02c4e076..be399b88a6 100644
--- a/src/Umbraco.Web/WebApi/Binders/MemberBinder.cs
+++ b/src/Umbraco.Web/WebApi/Binders/MemberBinder.cs
@@ -3,6 +3,8 @@ using AutoMapper;
 using Umbraco.Core;
 using Umbraco.Core.Models;
 using Umbraco.Web.Models.ContentEditing;
+using Umbraco.Web.WebApi.Filters;
+using System.Linq;
 
 namespace Umbraco.Web.WebApi.Binders
 {
@@ -23,9 +25,17 @@ namespace Umbraco.Web.WebApi.Binders
 
         protected override IMember GetExisting(MemberSave model)
         {
-            return ApplicationContext.Services.MemberService.GetByUsername(model.Username);
-        }
+            //TODO: We're going to remove the built-in member properties from this editor - not sure if we should be persisting them elsewhere ?
+            var toRemove = Constants.Conventions.Member.StandardPropertyTypeStubs.Select(x => x.Value.Alias).ToArray();
 
+            var member =  ApplicationContext.Services.MemberService.GetByUsername(model.Username);
+            foreach (var remove in toRemove)
+            {
+                member.Properties.Remove(remove);
+            }
+            return member;
+        }
+        
         protected override IMember CreateNew(MemberSave model)
         {
             var contentType = ApplicationContext.Services.ContentTypeService.GetMemberType(model.ContentTypeAlias);