diff --git a/Tests/FluentAssertions.Specs/AssertionExtensionsSpecs.cs b/Tests/FluentAssertions.Specs/AssertionExtensionsSpecs.cs
index 1116280c94..e9f4bb26a5 100644
--- a/Tests/FluentAssertions.Specs/AssertionExtensionsSpecs.cs
+++ b/Tests/FluentAssertions.Specs/AssertionExtensionsSpecs.cs
@@ -42,6 +42,7 @@ private static bool OverridesEquals(Type t)
         [InlineData(typeof(DateTimeOffsetAssertions<DateTimeOffsetAssertions>))]
 #if NET6_0_OR_GREATER
         [InlineData(typeof(DateOnlyAssertions<DateOnlyAssertions>))]
+        [InlineData(typeof(TimeOnlyAssertions<TimeOnlyAssertions>))]
 #endif
         [InlineData(typeof(ExecutionTimeAssertions))]
         [InlineData(typeof(GuidAssertions<GuidAssertions>))]