diff --git a/src/Umbraco.Core/Constants-Conventions.cs b/src/Umbraco.Core/Constants-Conventions.cs
index 37267a5e22..c93b3fd6a8 100644
--- a/src/Umbraco.Core/Constants-Conventions.cs
+++ b/src/Umbraco.Core/Constants-Conventions.cs
@@ -242,9 +242,14 @@ namespace Umbraco.Core
                 public const string FailedPasswordAttemptsLabel = "Failed Password Attempts";
 
                 /// <summary>
-                /// Group name to put the membership properties on
+                /// The standard properties group alias for membership properties.
                 /// </summary>
-                internal const string StandardPropertiesGroupName = "Membership";
+                public const string StandardPropertiesGroupAlias = "membership";
+
+                /// <summary>
+                /// The standard properties group name for membership properties.
+                /// </summary>
+                public const string StandardPropertiesGroupName = "Membership";
 
                 public static Dictionary<string, PropertyType> GetStandardPropertyTypeStubs()
                 {
diff --git a/src/Umbraco.Core/Migrations/Install/DatabaseDataCreator.cs b/src/Umbraco.Core/Migrations/Install/DatabaseDataCreator.cs
index f8629a5c71..bd7a96f6e7 100644
--- a/src/Umbraco.Core/Migrations/Install/DatabaseDataCreator.cs
+++ b/src/Umbraco.Core/Migrations/Install/DatabaseDataCreator.cs
@@ -230,7 +230,7 @@ namespace Umbraco.Core.Migrations.Install
             _database.Insert(Constants.DatabaseSchema.Tables.PropertyTypeGroup, "id", false, new PropertyTypeGroupDto { Id = 54, UniqueId = new Guid(Constants.PropertyTypeGroups.Article), ContentTypeNodeId = 1036, Text = "Article", Alias = "article", SortOrder = 1 });
             _database.Insert(Constants.DatabaseSchema.Tables.PropertyTypeGroup, "id", false, new PropertyTypeGroupDto { Id = 55, UniqueId = new Guid(Constants.PropertyTypeGroups.VectorGraphics), ContentTypeNodeId = 1037, Text = "Vector Graphics", Alias = "vectorGraphics", SortOrder = 1 });
             //membership property group
-            _database.Insert(Constants.DatabaseSchema.Tables.PropertyTypeGroup, "id", false, new PropertyTypeGroupDto { Id = 11, UniqueId = new Guid(Constants.PropertyTypeGroups.Membership), ContentTypeNodeId = 1044, Text = "Membership", Alias = "membership", SortOrder = 1 });
+            _database.Insert(Constants.DatabaseSchema.Tables.PropertyTypeGroup, "id", false, new PropertyTypeGroupDto { Id = 11, UniqueId = new Guid(Constants.PropertyTypeGroups.Membership), ContentTypeNodeId = 1044, Text = Constants.Conventions.Member.StandardPropertiesGroupName, Alias = Constants.Conventions.Member.StandardPropertiesGroupAlias, SortOrder = 1 });
         }
 
         private void CreatePropertyTypeData()
diff --git a/src/Umbraco.Core/Persistence/Repositories/Implement/ContentTypeCommonRepository.cs b/src/Umbraco.Core/Persistence/Repositories/Implement/ContentTypeCommonRepository.cs
index af3b12f050..5aae950c9f 100644
--- a/src/Umbraco.Core/Persistence/Repositories/Implement/ContentTypeCommonRepository.cs
+++ b/src/Umbraco.Core/Persistence/Repositories/Implement/ContentTypeCommonRepository.cs
@@ -250,12 +250,12 @@ namespace Umbraco.Core.Persistence.Repositories.Implement
                 if (contentType is MemberType memberType)
                 {
                     // ensure that the group exists (ok if it already exists)
-                    memberType.AddPropertyGroup(Constants.Conventions.Member.StandardPropertiesGroupName);
+                    memberType.AddPropertyGroup(Constants.Conventions.Member.StandardPropertiesGroupAlias, Constants.Conventions.Member.StandardPropertiesGroupName);
 
                     // ensure that property types exist (ok if they already exist)
                     foreach (var (alias, propertyType) in builtinProperties)
                     {
-                        var added = memberType.AddPropertyType(propertyType, Constants.Conventions.Member.StandardPropertiesGroupName);
+                        var added = memberType.AddPropertyType(propertyType, Constants.Conventions.Member.StandardPropertiesGroupAlias, Constants.Conventions.Member.StandardPropertiesGroupName);
 
                         if (added)
                         {
diff --git a/src/Umbraco.Core/Persistence/Repositories/Implement/MemberTypeRepository.cs b/src/Umbraco.Core/Persistence/Repositories/Implement/MemberTypeRepository.cs
index 6475732cc1..765b365736 100644
--- a/src/Umbraco.Core/Persistence/Repositories/Implement/MemberTypeRepository.cs
+++ b/src/Umbraco.Core/Persistence/Repositories/Implement/MemberTypeRepository.cs
@@ -142,11 +142,11 @@ namespace Umbraco.Core.Persistence.Repositories.Implement
             }
 
             //By Convention we add 9 standard PropertyTypes to an Umbraco MemberType
-            entity.AddPropertyGroup(Constants.Conventions.Member.StandardPropertiesGroupName);
+            entity.AddPropertyGroup(Constants.Conventions.Member.StandardPropertiesGroupAlias, Constants.Conventions.Member.StandardPropertiesGroupName);
             var standardPropertyTypes = Constants.Conventions.Member.GetStandardPropertyTypeStubs();
             foreach (var standardPropertyType in standardPropertyTypes)
             {
-                entity.AddPropertyType(standardPropertyType.Value, Constants.Conventions.Member.StandardPropertiesGroupName);
+                entity.AddPropertyType(standardPropertyType.Value, Constants.Conventions.Member.StandardPropertiesGroupAlias, Constants.Conventions.Member.StandardPropertiesGroupName);
             }
 
             EnsureExplicitDataTypeForBuiltInProperties(entity);
diff --git a/src/Umbraco.Core/Services/Implement/MemberService.cs b/src/Umbraco.Core/Services/Implement/MemberService.cs
index b26a6bef39..00b768a3dc 100644
--- a/src/Umbraco.Core/Services/Implement/MemberService.cs
+++ b/src/Umbraco.Core/Services/Implement/MemberService.cs
@@ -1201,8 +1201,10 @@ namespace Umbraco.Core.Services.Implement
             var memType = new MemberType(-1);
             var propGroup = new PropertyGroup(MemberType.SupportsPublishingConst)
             {
-                Name = "Membership",
-                Id = --identity
+                Alias = Constants.Conventions.Member.StandardPropertiesGroupAlias,
+                Name = Constants.Conventions.Member.StandardPropertiesGroupName,
+                Id = --identity,
+                Key = identity.ToGuid()
             };
             propGroup.PropertyTypes.Add(new PropertyType(Constants.PropertyEditors.Aliases.TextBox, ValueStorageType.Ntext, Constants.Conventions.Member.Comments)
             {
diff --git a/src/Umbraco.Tests/Persistence/Repositories/MemberTypeRepositoryTest.cs b/src/Umbraco.Tests/Persistence/Repositories/MemberTypeRepositoryTest.cs
index 4b9f3096ce..759b8e7b50 100644
--- a/src/Umbraco.Tests/Persistence/Repositories/MemberTypeRepositoryTest.cs
+++ b/src/Umbraco.Tests/Persistence/Repositories/MemberTypeRepositoryTest.cs
@@ -326,7 +326,7 @@ namespace Umbraco.Tests.Persistence.Repositories
                 Assert.AreEqual(3, memberType.PropertyTypes.Count());
 
                 // add one stub property, others are still missing
-                memberType.AddPropertyType(stubs.First().Value, Constants.Conventions.Member.StandardPropertiesGroupName);
+                memberType.AddPropertyType(stubs.First().Value, Constants.Conventions.Member.StandardPropertiesGroupAlias, Constants.Conventions.Member.StandardPropertiesGroupName);
 
                 // saving *new* member type adds the (missing) stub properties
                 repository.Save(memberType);