diff --git a/Algorithms.Tests/Strings/Similarity/OptimalStringAlignmentTests.cs b/Algorithms.Tests/Strings/Similarity/OptimalStringAlignmentTests.cs
index d9483b7f..adc2f333 100644
--- a/Algorithms.Tests/Strings/Similarity/OptimalStringAlignmentTests.cs
+++ b/Algorithms.Tests/Strings/Similarity/OptimalStringAlignmentTests.cs
@@ -57,7 +57,7 @@ public void Calculate_OneSubstitution_ReturnsOne()
         [Test]
         public void Calculate_OneTransposition_ReturnsOne()
         {
-            var result = OptimalStringAlignment.Calculate("example", "exmaple");
+            var result = OptimalStringAlignment.Calculate("example", "example");
             result.Should().Be(1.0);
         }