diff --git a/X10D.Tests/src/Time/DateOnlyTests.cs b/X10D.Tests/src/Time/DateOnlyTests.cs
index 15b10ce..25dc25d 100644
--- a/X10D.Tests/src/Time/DateOnlyTests.cs
+++ b/X10D.Tests/src/Time/DateOnlyTests.cs
@@ -39,6 +39,18 @@ internal class DateOnlyTests
         Assert.That(age, Is.EqualTo(18));
     }
 
+    [Test]
+    public void Deconstruct_ShouldDeconstruct_GivenDateOnly()
+    {
+        var date = new DateOnly(2017, 12, 31);
+
+        date.Deconstruct(out int year, out int month, out int day);
+
+        Assert.That(year, Is.EqualTo(2017));
+        Assert.That(month, Is.EqualTo(12));
+        Assert.That(day, Is.EqualTo(31));
+    }
+
     [Test]
     public void Deconstruct_ShouldDeconstructToTuple_GivenDateOnly()
     {