Index: Demo/Ringtoets/src/Demo.Ringtoets/Commands/AddNewDemoAssessmentSectionCommand.cs
===================================================================
diff -u -re58ce50bf65d8fa430a1ea7c651256a244f5d2b5 -r990491306518ecad9b61955f972fc5dfc1df144e
--- Demo/Ringtoets/src/Demo.Ringtoets/Commands/AddNewDemoAssessmentSectionCommand.cs	(.../AddNewDemoAssessmentSectionCommand.cs)	(revision e58ce50bf65d8fa430a1ea7c651256a244f5d2b5)
+++ Demo/Ringtoets/src/Demo.Ringtoets/Commands/AddNewDemoAssessmentSectionCommand.cs	(.../AddNewDemoAssessmentSectionCommand.cs)	(revision 990491306518ecad9b61955f972fc5dfc1df144e)
@@ -146,9 +146,8 @@
 
             using (var embeddedResourceFileWriter = new EmbeddedResourceFileWriter(GetType().Assembly, true, "DR6_surfacelines.csv", "DR6_surfacelines.krp.csv"))
             {
-                var surfaceLinesImporter = new PipingSurfaceLinesCsvImporter();
-                var context = new RingtoetsPipingSurfaceLinesContext(pipingFailureMechanism, demoAssessmentSection);
-                surfaceLinesImporter.Import(context, Path.Combine(embeddedResourceFileWriter.TargetFolderPath, "DR6_surfacelines.csv"));
+                var surfaceLinesImporter = new PipingSurfaceLinesCsvImporter(pipingFailureMechanism.SurfaceLines, demoAssessmentSection.ReferenceLine);
+                surfaceLinesImporter.Import(null, Path.Combine(embeddedResourceFileWriter.TargetFolderPath, "DR6_surfacelines.csv"));
             }
 
             using (var embeddedResourceFileWriter = new EmbeddedResourceFileWriter(GetType().Assembly, true, "DR6.soil"))