diff --git a/test/Identity.IntegrationTest/Endpoints/IdentityServerSsoTests.cs b/test/Identity.IntegrationTest/Endpoints/IdentityServerSsoTests.cs
index 83107100f9..602d5cfe48 100644
--- a/test/Identity.IntegrationTest/Endpoints/IdentityServerSsoTests.cs
+++ b/test/Identity.IntegrationTest/Endpoints/IdentityServerSsoTests.cs
@@ -16,6 +16,7 @@ using Bit.Core.Utilities;
 using Bit.Identity.Models.Request.Accounts;
 using Bit.IntegrationTestCommon.Factories;
 using Bit.Test.Common.Helpers;
+using Duende.IdentityModel;
 using Duende.IdentityServer.Models;
 using Duende.IdentityServer.Stores;
 using Microsoft.EntityFrameworkCore;