Index: DamEngine/trunk/src/Deltares.DamEngine.Data.Tests/Geotechnics/GeometryHelperTests.cs
===================================================================
diff -u -r6404 -r7077
--- DamEngine/trunk/src/Deltares.DamEngine.Data.Tests/Geotechnics/GeometryHelperTests.cs	(.../GeometryHelperTests.cs)	(revision 6404)
+++ DamEngine/trunk/src/Deltares.DamEngine.Data.Tests/Geotechnics/GeometryHelperTests.cs	(.../GeometryHelperTests.cs)	(revision 7077)
@@ -1,4 +1,4 @@
-// Copyright (C) Stichting Deltares 2025. All rights reserved.
+// Copyright (C) Stichting Deltares 2026. All rights reserved.
 // 
 // This file is part of the Dam Engine.
 // 
@@ -30,7 +30,7 @@
 [TestFixture]
 public class GeometryHelperTests
 {
-    const double cTolerance = 1e-6;
+    private const double cTolerance = 1e-6;
 
     [Test]
     public void GivenTwoLayerGeometryWhenExtendingLeftThenLeftBoundaryIsChanged()