Index: Application/Ringtoets/src/Application.Ringtoets.Storage/Create/GrassCoverErosionInwards/GeneralGrassCoverErosionInwardsInputCreateExtensions.cs
===================================================================
diff -u -r7ae9100ff4e61169edcefaeb01b72d492431742f -rec2994dd83ec90cf06ab2930ae547d652e343c25
--- Application/Ringtoets/src/Application.Ringtoets.Storage/Create/GrassCoverErosionInwards/GeneralGrassCoverErosionInwardsInputCreateExtensions.cs	(.../GeneralGrassCoverErosionInwardsInputCreateExtensions.cs)	(revision 7ae9100ff4e61169edcefaeb01b72d492431742f)
+++ Application/Ringtoets/src/Application.Ringtoets.Storage/Create/GrassCoverErosionInwards/GeneralGrassCoverErosionInwardsInputCreateExtensions.cs	(.../GeneralGrassCoverErosionInwardsInputCreateExtensions.cs)	(revision ec2994dd83ec90cf06ab2930ae547d652e343c25)
@@ -38,7 +38,6 @@
         /// <param name="input">The general calculation input for Grass Cover Erosion Inwards
         /// to create a database entity for.</param>
         /// <returns>A new <see cref="GrassCoverErosionInwardsFailureMechanismMetaEntity"/>.</returns>
-        /// <exception cref="ArgumentNullException">Thrown when <paramref name="registry"/> is <c>null</c>.</exception>
         internal static GrassCoverErosionInwardsFailureMechanismMetaEntity Create(this GeneralGrassCoverErosionInwardsInput input)
         {
             var entity = new GrassCoverErosionInwardsFailureMechanismMetaEntity
Index: Core/Common/src/Core.Common.Base/IO/FileImporterBase.cs
===================================================================
diff -u -rdee01f6d6c15af0cc124816bfe99c7658af8995d -rec2994dd83ec90cf06ab2930ae547d652e343c25
--- Core/Common/src/Core.Common.Base/IO/FileImporterBase.cs	(.../FileImporterBase.cs)	(revision dee01f6d6c15af0cc124816bfe99c7658af8995d)
+++ Core/Common/src/Core.Common.Base/IO/FileImporterBase.cs	(.../FileImporterBase.cs)	(revision ec2994dd83ec90cf06ab2930ae547d652e343c25)
@@ -87,7 +87,7 @@
             }
         }
 
-        protected ProgressChangedDelegate ProgressChanged { get; private set; }
+        private ProgressChangedDelegate ProgressChanged { get; set; }
 
         /// <summary>
         /// Gets the import target.
Index: Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Data/Output/WaveConditionsCalculationOutput.cs
===================================================================
diff -u -r484b07491e6cbb52ef2dc36bb236fb3b349d3141 -rec2994dd83ec90cf06ab2930ae547d652e343c25
--- Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Data/Output/WaveConditionsCalculationOutput.cs	(.../WaveConditionsCalculationOutput.cs)	(revision 484b07491e6cbb52ef2dc36bb236fb3b349d3141)
+++ Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Data/Output/WaveConditionsCalculationOutput.cs	(.../WaveConditionsCalculationOutput.cs)	(revision ec2994dd83ec90cf06ab2930ae547d652e343c25)
@@ -59,6 +59,6 @@
         /// <summary>
         /// Gets the calculated wave direction with respect to North.
         /// </summary>
-        public double WaveDirection { get; set; }
+        public double WaveDirection { get; private set; }
     }
 }
\ No newline at end of file
Index: Ringtoets/Revetment/src/Ringtoets.Revetment.IO/CoverType.cs
===================================================================
diff -u -r2d65ef2d76be3732554f992581e092755dd5195b -rec2994dd83ec90cf06ab2930ae547d652e343c25
--- Ringtoets/Revetment/src/Ringtoets.Revetment.IO/CoverType.cs	(.../CoverType.cs)	(revision 2d65ef2d76be3732554f992581e092755dd5195b)
+++ Ringtoets/Revetment/src/Ringtoets.Revetment.IO/CoverType.cs	(.../CoverType.cs)	(revision ec2994dd83ec90cf06ab2930ae547d652e343c25)
@@ -28,10 +28,10 @@
     /// </summary>
     public class CoverType
     {
-        public static CoverType StoneCoverBlocks = new CoverType(Resources.CoverType_Blocks);
-        public static CoverType StoneCoverColumns = new CoverType(Resources.CoverType_Columns);
-        public static CoverType Asphalt = new CoverType(Resources.CoverType_Asphalt);
-        public static CoverType Grass = new CoverType(Resources.CoverType_Grass);
+        public static readonly CoverType StoneCoverBlocks = new CoverType(Resources.CoverType_Blocks);
+        public static readonly CoverType StoneCoverColumns = new CoverType(Resources.CoverType_Columns);
+        public static readonly CoverType Asphalt = new CoverType(Resources.CoverType_Asphalt);
+        public static readonly CoverType Grass = new CoverType(Resources.CoverType_Grass);
 
         private CoverType(string name)
         {