diff --git a/backend/tests/Squidex.Domain.Apps.Entities.Tests/Schemas/Indexes/SchemasIndexTests.cs b/backend/tests/Squidex.Domain.Apps.Entities.Tests/Schemas/Indexes/SchemasIndexTests.cs
index 83d6800b7..44d22185d 100644
--- a/backend/tests/Squidex.Domain.Apps.Entities.Tests/Schemas/Indexes/SchemasIndexTests.cs
+++ b/backend/tests/Squidex.Domain.Apps.Entities.Tests/Schemas/Indexes/SchemasIndexTests.cs
@@ -159,7 +159,7 @@ namespace Squidex.Domain.Apps.Entities.Schemas.Indexes
             var schema = SetupSchema(0, true);
 
             A.CallTo(() => index.GetIdsAsync())
-                .Returns(new List<Guid> { schema.Id });
+                .Returns(new List<DomainId> { schema.Id });
 
             var actual = await sut.GetSchemasAsync(appId.Id);