diff --git a/csharp/App/SaliMax/src/SystemConfig/Config.cs b/csharp/App/SaliMax/src/SystemConfig/Config.cs
index c7bd362cf..521ecea3b 100644
--- a/csharp/App/SaliMax/src/SystemConfig/Config.cs
+++ b/csharp/App/SaliMax/src/SystemConfig/Config.cs
@@ -14,25 +14,25 @@ public class Config //TODO: let IE choose from config files (Json) and connect t
 
     private static readonly JsonSerializerOptions JsonOptions = new() { WriteIndented = true };
 
-    public required Double         MinSoc                         { get; set; } 
-    public required Boolean        ForceCalibrationCharge         { get; set; } 
-    public required Boolean        DisplayIndividualBatteries     { get; set; } 
-    public required Double         PConstant                      { get; set; } 
-    public required Double         GridSetPoint                   { get; set; } 
-    public required Double         BatterySelfDischargePower      { get; set; } 
-    public required Double         HoldSocZone                    { get; set; } 
-    public required DevicesConfig  IslandMode                     { get; set; }
-    public required DevicesConfig  GridTie                        { get; set; }
+    public required Double                MinSoc                         { get; set; } 
+    public required CalibrationChargeType ForceCalibrationCharge         { get; set; } 
+    public required Boolean               DisplayIndividualBatteries     { get; set; } 
+    public required Double                PConstant                      { get; set; } 
+    public required Double                GridSetPoint                   { get; set; } 
+    public required Double                BatterySelfDischargePower      { get; set; } 
+    public required Double                HoldSocZone                    { get; set; } 
+    public required DevicesConfig         IslandMode                     { get; set; }
+    public required DevicesConfig         GridTie                        { get; set; }
     
-    public required Double         MaxBatteryChargingCurrent      { get; set; } 
-    public required Double         MaxBatteryDischargingCurrent   { get; set; }
-    public required Double         MaxDcPower                     { get; set; } 
+    public required Double                MaxBatteryChargingCurrent      { get; set; } 
+    public required Double                MaxBatteryDischargingCurrent   { get; set; }
+    public required Double                MaxDcPower                     { get; set; } 
 
-    public required Double         MaxChargeBatteryVoltage        { get; set; }
-    public required Double         MinDischargeBatteryVoltage     { get; set; }
+    public required Double                MaxChargeBatteryVoltage        { get; set; }
+    public required Double                MinDischargeBatteryVoltage     { get; set; }
     
-    public required DeviceConfig   Devices                        { get; set; }
-    public required S3Config?      S3                             { get; set; }
+    public required DeviceConfig          Devices                        { get; set; }
+    public required S3Config?             S3                             { get; set; }
 
     private static String? LastSavedData { get; set; }
     
@@ -40,7 +40,7 @@ public class Config //TODO: let IE choose from config files (Json) and connect t
     public static Config Default => new()
     {
         MinSoc                         = 20,
-        ForceCalibrationCharge         = false,   
+        ForceCalibrationCharge         =  CalibrationChargeType.No,   
         DisplayIndividualBatteries     = false,
         PConstant                      = .5,
         GridSetPoint                   = 0,
@@ -117,7 +117,7 @@ public class Config //TODO: let IE choose from config files (Json) and connect t
     public static Config Default => new()
     {
         MinSoc                               = 20,
-        ForceCalibrationCharge               = false,
+        ForceCalibrationCharge               = CalibrationChargeType.No,
         DisplayIndividualBatteries           = false,
         PConstant                            = .5,
         GridSetPoint                         = 0,