Index: Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Settings/FailureMechanismSettings.cs
===================================================================
diff -u -rd40e54ca96fe9506016dbbf13b5664eaf7dce533 -r3ccf0a2ef0ecea8f42ca92344bb315199f3644a0
--- Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Settings/FailureMechanismSettings.cs	(.../FailureMechanismSettings.cs)	(revision d40e54ca96fe9506016dbbf13b5664eaf7dce533)
+++ Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Settings/FailureMechanismSettings.cs	(.../FailureMechanismSettings.cs)	(revision 3ccf0a2ef0ecea8f42ca92344bb315199f3644a0)
@@ -5,14 +5,40 @@
     /// </summary>
     public class FailureMechanismSettings
     {
+        private readonly double valueMin;
+        private readonly double valueMax;
+
         /// <summary>
+        /// Creates a new instance of the <see cref="FailureMechanismSettings"/> class.
+        /// </summary>
+        /// <param name="valueMin">The minimum value to use while iterating to a target probability.</param>
+        /// <param name="valueMax">The maximum value to use while iterating to a target probability.</param>
+        public FailureMechanismSettings(double valueMin, double valueMax)
+        {
+            this.valueMin = valueMin;
+            this.valueMax = valueMax;
+        }
+
+        /// <summary>
         /// Gets or sets the minimum value to use while iterating to a target probability.
         /// </summary>
-        public double ValueMin { get; set; }
+        public double ValueMin
+        {
+            get
+            {
+                return valueMin;
+            }
+        }
 
         /// <summary>
         /// Gets or sets the maximum value to use while iterating to a target probability.
         /// </summary>
-        public double ValueMax { get; set; }
+        public double ValueMax
+        {
+            get
+            {
+                return valueMax;
+            }
+        }
     }
 }
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