diff --git a/src/test/java/org/apache/commons/math3/fitting/leastsquares/LevenbergMarquardtOptimizerTest.java b/src/test/java/org/apache/commons/math3/fitting/leastsquares/LevenbergMarquardtOptimizerTest.java
index 46658db2e..b6373d416 100644
--- a/src/test/java/org/apache/commons/math3/fitting/leastsquares/LevenbergMarquardtOptimizerTest.java
+++ b/src/test/java/org/apache/commons/math3/fitting/leastsquares/LevenbergMarquardtOptimizerTest.java
@@ -294,7 +294,7 @@ public class LevenbergMarquardtOptimizerTest
         final int numEval = optimum.getEvaluations();
         Assert.assertTrue(numEval > 1);
 
-        // Build a new problem with an validator that amounts to cheating.
+        // Build a new problem with a validator that amounts to cheating.
         final ParameterValidator cheatValidator
             = new ParameterValidator() {
                     public RealVector validate(RealVector params) {