diff --git a/simulation/integrationpluginsimulation.cpp b/simulation/integrationpluginsimulation.cpp
index 0aa1cc46..d667b885 100644
--- a/simulation/integrationpluginsimulation.cpp
+++ b/simulation/integrationpluginsimulation.cpp
@@ -211,7 +211,7 @@ void IntegrationPluginSimulation::executeAction(ThingActionInfo *info)
         } else if(action.actionTypeId() == evChargerMaxChargingCurrentActionTypeId){
             // get the param value
             Param maxChargeParam = action.param(evChargerMaxChargingCurrentActionMaxChargingCurrentParamTypeId);
-            uint maxCharge = maxChargeParam.value().toInt();
+            double maxCharge = maxChargeParam.value().toDouble();
             qCDebug(dcSimulation()) << "Set maximum charging current to" << maxCharge << "for EV Charger device" << thing->name();
             thing->setStateValue(evChargerMaxChargingCurrentStateTypeId, maxCharge);
             return info->finish(Thing::ThingErrorNoError);
diff --git a/simulation/integrationpluginsimulation.json b/simulation/integrationpluginsimulation.json
index 5580fc3f..1a4662ab 100644
--- a/simulation/integrationpluginsimulation.json
+++ b/simulation/integrationpluginsimulation.json
@@ -214,11 +214,11 @@
                             "displayName": "Maximum charging current",
                             "displayNameEvent": "MAximum charging current changed",
                             "displayNameAction": "Set maximum charging current",
-                            "type": "uint",
-                            "unit": "MilliAmpere",
-                            "defaultValue": 0,
-                            "minValue": 6000,
-                            "maxValue": 80000,
+                            "type": "double",
+                            "unit": "Ampere",
+                            "defaultValue": 6,
+                            "minValue": 6,
+                            "maxValue": 80,
                             "writable": true
                         }
                     ]