diff --git a/test/Core.Test/Services/OrganizationServiceTests.cs b/test/Core.Test/Services/OrganizationServiceTests.cs
index 0389407da1..6b4ed692d7 100644
--- a/test/Core.Test/Services/OrganizationServiceTests.cs
+++ b/test/Core.Test/Services/OrganizationServiceTests.cs
@@ -642,11 +642,10 @@ public class OrganizationServiceTests
         await sutProvider.GetDependency<IEventService>().Received(1).LogOrganizationUserEventsAsync(Arg.Any<IEnumerable<(OrganizationUser, EventType, EventSystemUser, DateTime?)>>());
     }
 
-    [Theory, BitAutoData]
+    [Theory, BitAutoData, OrganizationInviteCustomize]
     public async Task InviteUser_WithSecretsManager_Passes(Organization organization,
         IEnumerable<(OrganizationUserInvite invite, string externalId)> invites,
-        [OrganizationUser(type: OrganizationUserType.Owner, status: OrganizationUserStatusType.Confirmed)] OrganizationUser savingUser,
-        SutProvider<OrganizationService> sutProvider)
+        OrganizationUser savingUser, SutProvider<OrganizationService> sutProvider)
     {
         organization.PlanType = PlanType.EnterpriseAnnually;
         InviteUserHelper_ArrangeValidPermissions(organization, savingUser, sutProvider);
@@ -654,6 +653,10 @@ public class OrganizationServiceTests
         // Set up some invites to grant access to SM
         invites.First().invite.AccessSecretsManager = true;
         var invitedSmUsers = invites.First().invite.Emails.Count();
+        foreach (var (invite, externalId) in invites.Skip(1))
+        {
+            invite.AccessSecretsManager = false;
+        }
 
         // Assume we need to add seats for all invited SM users
         sutProvider.GetDependency<ICountNewSmSeatsRequiredQuery>()
@@ -669,11 +672,10 @@ public class OrganizationServiceTests
                 !update.MaxAutoscaleSmSeatsChanged));
     }
 
-    [Theory, BitAutoData]
+    [Theory, BitAutoData, OrganizationInviteCustomize]
     public async Task InviteUser_WithSecretsManager_WhenErrorIsThrown_RevertsAutoscaling(Organization organization,
         IEnumerable<(OrganizationUserInvite invite, string externalId)> invites,
-        [OrganizationUser(type: OrganizationUserType.Owner, status: OrganizationUserStatusType.Confirmed)] OrganizationUser savingUser,
-        SutProvider<OrganizationService> sutProvider)
+        OrganizationUser savingUser, SutProvider<OrganizationService> sutProvider)
     {
         var initialSmSeats = organization.SmSeats;
         InviteUserHelper_ArrangeValidPermissions(organization, savingUser, sutProvider);
@@ -681,6 +683,10 @@ public class OrganizationServiceTests
         // Set up some invites to grant access to SM
         invites.First().invite.AccessSecretsManager = true;
         var invitedSmUsers = invites.First().invite.Emails.Count();
+        foreach (var (invite, externalId) in invites.Skip(1))
+        {
+            invite.AccessSecretsManager = false;
+        }
 
         // Assume we need to add seats for all invited SM users
         sutProvider.GetDependency<ICountNewSmSeatsRequiredQuery>()
@@ -725,13 +731,9 @@ public class OrganizationServiceTests
     private void InviteUserHelper_ArrangeValidPermissions(Organization organization, OrganizationUser savingUser,
     SutProvider<OrganizationService> sutProvider)
     {
-        savingUser.OrganizationId = organization.Id;
-        organization.UseCustomPermissions = true;
         sutProvider.GetDependency<IOrganizationRepository>().GetByIdAsync(organization.Id).Returns(organization);
         sutProvider.GetDependency<ICurrentContext>().OrganizationOwner(organization.Id).Returns(true);
         sutProvider.GetDependency<ICurrentContext>().ManageUsers(organization.Id).Returns(true);
-        sutProvider.GetDependency<IOrganizationUserRepository>().GetManyByOrganizationAsync(savingUser.OrganizationId, OrganizationUserType.Owner)
-            .Returns(new List<OrganizationUser> { savingUser });
     }
 
     [Theory, BitAutoData]