Index: Ringtoets/Common/src/Ringtoets.Common.IO/ReferenceLines/ReferenceLineWriter.cs
===================================================================
diff -u -r4e578730273a943bb02a2861c694a2707c8ef852 -rb2b9fdf365e70928a05c57966eeed30d9050e528
--- Ringtoets/Common/src/Ringtoets.Common.IO/ReferenceLines/ReferenceLineWriter.cs	(.../ReferenceLineWriter.cs)	(revision 4e578730273a943bb02a2861c694a2707c8ef852)
+++ Ringtoets/Common/src/Ringtoets.Common.IO/ReferenceLines/ReferenceLineWriter.cs	(.../ReferenceLineWriter.cs)	(revision b2b9fdf365e70928a05c57966eeed30d9050e528)
@@ -55,7 +55,7 @@
         {
             if (filePath == null)
             {
-                throw new ArgumentNullException("filePath");
+                throw new ArgumentNullException(nameof(filePath));
             }
 
             var polyLineShapeFileWriter = new PolylineShapeFileWriter();
@@ -81,12 +81,12 @@
         {
             if (referenceLine == null)
             {
-                throw new ArgumentNullException("referenceLine");
+                throw new ArgumentNullException(nameof(referenceLine));
             }
 
             if (id == null)
             {
-                throw new ArgumentNullException("id");
+                throw new ArgumentNullException(nameof(id));
             }
 
             if (string.IsNullOrWhiteSpace(id))