Index: Ringtoets/Common/test/Ringtoets.Common.Forms.Test/Factories/RingtoetsMapDataFeaturesFactoryTest.cs
===================================================================
diff -u -r709f2cb79a37470876740145cf9f2801893672d1 -r619c13e70064118a888cdd7aa1449664d6aa5c74
--- Ringtoets/Common/test/Ringtoets.Common.Forms.Test/Factories/RingtoetsMapDataFeaturesFactoryTest.cs	(.../RingtoetsMapDataFeaturesFactoryTest.cs)	(revision 709f2cb79a37470876740145cf9f2801893672d1)
+++ Ringtoets/Common/test/Ringtoets.Common.Forms.Test/Factories/RingtoetsMapDataFeaturesFactoryTest.cs	(.../RingtoetsMapDataFeaturesFactoryTest.cs)	(revision 619c13e70064118a888cdd7aa1449664d6aa5c74)
@@ -100,9 +100,10 @@
             referenceLine.SetGeometry(points);
 
             // Call
-            MapFeature mapFeature = RingtoetsMapDataFeaturesFactory.CreateReferenceLineFeatures(referenceLine, id, name).Single();
+            IEnumerable<MapFeature> features = RingtoetsMapDataFeaturesFactory.CreateReferenceLineFeatures(referenceLine, id, name);
 
             // Assert
+            MapFeature mapFeature = features.Single();
             Assert.AreEqual(3, mapFeature.MetaData.Keys.Count);
             Assert.AreEqual(id, mapFeature.MetaData["ID"]);
             Assert.AreEqual(name, mapFeature.MetaData["Naam"]);