Index: Application/Ringtoets/src/Application.Ringtoets.Storage/Read/Piping/StochasticSoilProfileEntityReadExtensions.cs
===================================================================
diff -u -rb2b9fdf365e70928a05c57966eeed30d9050e528 -r0fbb881c5c82f540f01772234b3c1faadfab07f9
--- Application/Ringtoets/src/Application.Ringtoets.Storage/Read/Piping/StochasticSoilProfileEntityReadExtensions.cs	(.../StochasticSoilProfileEntityReadExtensions.cs)	(revision b2b9fdf365e70928a05c57966eeed30d9050e528)
+++ Application/Ringtoets/src/Application.Ringtoets.Storage/Read/Piping/StochasticSoilProfileEntityReadExtensions.cs	(.../StochasticSoilProfileEntityReadExtensions.cs)	(revision 0fbb881c5c82f540f01772234b3c1faadfab07f9)
@@ -50,7 +50,7 @@
                 return collector.Get(entity);
             }
 
-            var profile = new StochasticSoilProfile(entity.Probability.ToNullAsNaN(), SoilProfileType.SoilProfile1D, -1);
+            var profile = new StochasticSoilProfile(entity.Probability, SoilProfileType.SoilProfile1D, -1);
             entity.ReadSoilProfile(profile, collector);
 
             collector.Read(entity, profile);