Index: Ringtoets/GrassCoverErosionInwards/src/Ringtoets.GrassCoverErosionInwards.IO/Importers/GrassCoverErosionInwardsCalculationConfigurationImporter.cs
===================================================================
diff -u -rfe7c27dc926b4087fd6ed9551655d0571c8018c9 -r5657884548510b3c293e6e37de2b042cfaace67f
--- Ringtoets/GrassCoverErosionInwards/src/Ringtoets.GrassCoverErosionInwards.IO/Importers/GrassCoverErosionInwardsCalculationConfigurationImporter.cs	(.../GrassCoverErosionInwardsCalculationConfigurationImporter.cs)	(revision fe7c27dc926b4087fd6ed9551655d0571c8018c9)
+++ Ringtoets/GrassCoverErosionInwards/src/Ringtoets.GrassCoverErosionInwards.IO/Importers/GrassCoverErosionInwardsCalculationConfigurationImporter.cs	(.../GrassCoverErosionInwardsCalculationConfigurationImporter.cs)	(revision 5657884548510b3c293e6e37de2b042cfaace67f)
@@ -83,6 +83,7 @@
                 Name = readCalculation.Name
             };
             ReadDikeHeightCalculationType(readCalculation, calculation);
+            ReadOvertoppingRateCalculationType(readCalculation, calculation);
 
             if (TryReadCriticalWaveReduction(readCalculation, calculation)
                 && TryReadHydraulicBoundaryLocation(readCalculation.HydraulicBoundaryLocation, calculation)
@@ -241,6 +242,19 @@
         }
 
         /// <summary>
+        /// Reads the overtopping rate calculation type.
+        /// </summary>
+        /// <param name="readCalculation">The calculation read from the imported file.</param>
+        /// <param name="calculation">The calculation to configure.</param>
+        private static void ReadOvertoppingRateCalculationType(ReadGrassCoverErosionInwardsCalculation readCalculation, GrassCoverErosionInwardsCalculation calculation)
+        {
+            if (readCalculation.OvertoppingRateCalculationType.HasValue)
+            {
+                calculation.InputParameters.OvertoppingRateCalculationType = (OvertoppingRateCalculationType) readCalculation.OvertoppingRateCalculationType.Value;
+            }
+        }
+
+        /// <summary>
         /// Reads the critical wave reduction.
         /// </summary>
         /// <param name="readCalculation">The calculation read from the imported file.</param>