diff --git a/tests/AggregateKit.Tests/EntityTests.cs b/tests/AggregateKit.Tests/EntityTests.cs
index 7bea6b0..82ec56b 100644
--- a/tests/AggregateKit.Tests/EntityTests.cs
+++ b/tests/AggregateKit.Tests/EntityTests.cs
@@ -30,6 +30,19 @@ public void Entity_With_Same_Id_Is_Equal()
             Assert.Equal(entity1.GetHashCode(), entity2.GetHashCode());
         }
 
+        [Fact]
+        public void Entity_Self_Equality()
+        {
+            // Arrange
+            var entity = new TestEntity(Guid.NewGuid(), "Entity");
+            var sameReference = entity; // two variables referencing the same object
+
+            // Act & Assert
+            Assert.True(entity == sameReference);
+            Assert.False(entity != sameReference);
+            Assert.True(entity.Equals(sameReference));
+        }
+
         [Fact]
         public void Entity_With_Different_Id_Is_Not_Equal()
         {