diff --git a/doc/plugin-json.qdoc b/doc/plugin-json.qdoc
index d696819e..efe5d2cf 100644
--- a/doc/plugin-json.qdoc
+++ b/doc/plugin-json.qdoc
@@ -267,11 +267,14 @@ A \l{StateType} has following parameters:
                     "id": "uuid",
                     "idName": "stateName",
                     "type": "DataType",
-                    "unit": "The unit of the state value",
+                    "unit": "The unit of the state value.",
                     "defaultValue": "The state will be initialized with this value."
-                    "writable": {
-                        ...
-                    }
+                    "minValue": "Numeric minimum value for this state.",
+                    "maxValue": "Numeric maximum value for this state.",
+                    "possibleValues": [
+                        "value"
+                    ],
+                    "writable": true
                 }
             ]
         }
@@ -284,7 +287,7 @@ A \l{StateType} has following parameters:
         \li - \underline{\e type:} The data type of this state \unicode{0x2192} \l{StateType::type()}.  
         \li - \underline{\e unit:} With this parameter you can specify the unit of the state value i.e. \unicode{0x00B0}C \unicode{0x2192} DegreeCelsius.
         \li - \underline{\e defaultValue:} The state will be initialized with this value.
-        \li - \underline{\e writable:} If you define the \e writable object an \l{ActionType} will be created to set the \l{State} value.  The created \l{ActionType} has the same uuid (\l{ActionTypeId}) like the \l{StateType} uuid and will be named "set <stateName>". Since a \l{ParamType} has some properties which are not in the \l{StateType} definition like \e allowedValues or \e minValue / \e maxValue, you can specify them in the \e writable Object.
+        \li - \underline{\e writable:} If you define the "\e writable : true" value an \l{ActionType} will be created to set the \l{State} value. The created \l{ActionType} has the same uuid (\l{ActionTypeId}) like the \l{StateType} uuid and will be named "set <stateName>". The \l{ParamType} of the created \l{ActionType} will have the same values in the \e allowedValues list as the \l{StateType} in the \e possibleValues list. Also the \e minValue / \e maxValue will be taken over from the \l{StateType}.
 
 
 If a \l{StateType} has the property \e writable the \l{DeviceManager} will create automatically an \l{ActionType} for this state, which will also have exactly one \l{Param} with the same properties like the \l{StateType}. The created \l{ActionType} has the same uuid (\l{ActionTypeId}) like the \l{StateType} uuid and will be named "set <stateName>".
@@ -300,12 +303,11 @@ This mechanism was created to ensure that the \l{EventType} and \l{ActionType} w
                 "id": "9bc84381-785f-46bf-94c8-6e35116f50d3",
                 "idName": "volume",
                 "name": "volume",
-                "unit": "Percentage",
+                "unit": "UnitPercentage",
                 "type": "int",
-                "writable": {
-                    "minValue": 0,
-                    "maxValue": 100
-                }
+                "minValue": 0,
+                "maxValue": 100,
+                "writable": true
             }
         \endcode
         
@@ -316,10 +318,10 @@ This mechanism was created to ensure that the \l{EventType} and \l{ActionType} w
                 "name": "set volume",
                 "paramTypes": [
                     {
-                        "maxValue": 100,
-                        "minValue": 0,
                         "name": "volume",
                         "type": "int",
+                        "maxValue": 100,
+                        "minValue": 0,
                         "unit": "UnitPercentage"
                     }
                 ]
@@ -333,11 +335,8 @@ This mechanism was created to ensure that the \l{EventType} and \l{ActionType} w
                 "name": "volume changed",
                 "paramTypes": [
                     {
-                        "maxValue": 100,
-                        "minValue": 0,
                         "name": "volume",
-                        "type": "int",
-                        "unit": "UnitPercentage"
+                        "type": "int"
                     }
                 ]
             } 
diff --git a/doc/tutorial4.qdoc b/doc/tutorial4.qdoc
index c8fe9f2d..5facf689 100644
--- a/doc/tutorial4.qdoc
+++ b/doc/tutorial4.qdoc
@@ -32,7 +32,7 @@
                     "name": "power",
                     "type": "bool",
                     "defaultValue": false,
-                    "writable": {}
+                    "writable": true
                 }
             ]
         }
diff --git a/server/rest/rulesresource.cpp b/server/rest/rulesresource.cpp
index 7fe495a0..5e42e129 100644
--- a/server/rest/rulesresource.cpp
+++ b/server/rest/rulesresource.cpp
@@ -268,7 +268,6 @@ HttpReply *RulesResource::addRule(const QByteArray &payload) const
     if (actionsVerification.second != RuleEngine::RuleErrorNoError)
         return createRuleErrorReply(HttpReply::BadRequest, actionsVerification.second);
 
-
     // Check and unpack exitActions
     QPair<QList<RuleAction>, RuleEngine::RuleError> exitActionsVerification = JsonTypes::verifyExitActions(params);
     QList<RuleAction> exitActions = exitActionsVerification.first;