diff --git a/src/algorithm_exercises_csharp_test/hackerrank/warmup/CompareTriplets.Test.cs b/src/algorithm_exercises_csharp_test/hackerrank/warmup/CompareTriplets.Test.cs
index ffe55a4..4066c02 100644
--- a/src/algorithm_exercises_csharp_test/hackerrank/warmup/CompareTriplets.Test.cs
+++ b/src/algorithm_exercises_csharp_test/hackerrank/warmup/CompareTriplets.Test.cs
@@ -55,7 +55,7 @@ public void testSimpleArraySum()
     foreach (CompareTripletsTestCase test in testCases)
     {
       result = CompareTriplets.compareTriplets(test.A, test.B);
-      CollectionAssert.AreEquivalent(test.Expected, result);
+      Assert.AreSequenceEqual(test.Expected, result);
     }
   }
 }