diff --git a/backend/FwLite/FwLiteProjectSync.Tests/UpdateDiffTests.cs b/backend/FwLite/FwLiteProjectSync.Tests/UpdateDiffTests.cs
index 6c3663531..93ad64e76 100644
--- a/backend/FwLite/FwLiteProjectSync.Tests/UpdateDiffTests.cs
+++ b/backend/FwLite/FwLiteProjectSync.Tests/UpdateDiffTests.cs
@@ -42,7 +42,7 @@ public void SenseDiffShouldUpdateAllFields()
         var senseDiffToUpdate = SenseSync.SenseDiffToUpdate(before, after);
         ArgumentNullException.ThrowIfNull(senseDiffToUpdate);
         senseDiffToUpdate.Apply(before);
-        before.Should().BeEquivalentTo(after, options => options.Excluding(x => x.Id).Excluding(x => x.EntryId).Excluding(x => x.DeletedAt).Excluding(x => x.ExampleSentences).Excluding(x => x.SemanticDomains));
+        before.Should().BeEquivalentTo(after, options => options.Excluding(x => x.Id).Excluding(x => x.EntryId).Excluding(x => x.DeletedAt).Excluding(x => x.ExampleSentences).Excluding(x => x.SemanticDomains).Excluding(x => x.PartOfSpeech));
     }
 
     [Fact]