diff --git a/model/KeyAction.ts b/model/KeyAction.ts
index 7b726f85..1f76dc56 100644
--- a/model/KeyAction.ts
+++ b/model/KeyAction.ts
@@ -1,9 +1,14 @@
+/// <reference path="KeyActionNone.ts" />
 /// <reference path="KeystrokeAction.ts" />
 
 class KeyAction {
 
     static fromJsObject(jsObject: any): KeyAction {
         switch (jsObject.actionType) {
+            case 'none':
+                let keyActionNone = new KeyActionNone();
+                keyActionNone.fromJsObject(jsObject);
+                return keyActionNone;
             case 'keyStroke':
                 let keystrokeAction = new KeystrokeAction();
                 keystrokeAction.fromJsObject(jsObject);
@@ -17,12 +22,14 @@ class KeyAction {
         let keyActionFirstByte = buffer.readUInt8();
         buffer.backtrack();
 
-        if (KeystrokeAction.firstValidScancode <= keyActionFirstByte &&
-            keyActionFirstByte <= KeystrokeAction.lastValidScancode)
-        {
+        if (KeystrokeAction.isScancodeValid(keyActionFirstByte)) {
             let keystrokeAction = new KeystrokeAction();
             keystrokeAction.fromBinary(buffer);
             return keystrokeAction;
+        } else if (keyActionFirstByte === KeyActionNone.keyActionNoneId) {
+            let keyActionNone = new KeyActionNone();
+            keyActionNone.fromBinary(buffer);
+            return keyActionNone;
         } else {
             throw 'Unknown KeyAction first byte "${keyActionFirstByte}"';
         }
diff --git a/model/KeyActionNone.ts b/model/KeyActionNone.ts
new file mode 100644
index 00000000..b483da67
--- /dev/null
+++ b/model/KeyActionNone.ts
@@ -0,0 +1,36 @@
+/// <reference path="KeyAction.ts" />
+/// <reference path="Serializable.ts" />
+
+class KeyActionNone extends KeyAction implements Serializable {
+    static keyActionNoneId = 0;
+    static keyActionNoneParam = 0;
+
+    fromJsObject(jsObject: any) {
+        if (jsObject.actionType !== 'none') {
+            throw 'KeyActionNone: The actionType is not "none"';
+        }
+    }
+
+    fromBinary(buffer: UhkBuffer) {
+        let keyActionId = buffer.readUInt8();
+        if (keyActionId !== KeyActionNone.keyActionNoneId) {
+            throw 'KeyActionNone: id is ${keyActionId} instead of ${KeyActionNone.keyActionNoneId}';
+        }
+
+        let keyActionParam = buffer.readUInt8();
+        if (keyActionParam !== KeyActionNone.keyActionNoneParam) {
+            throw 'KeyActionNone: The param is ${keyActionParam} instead of ${KeyActionNone.keyActionNoneParam}';
+        }
+    }
+
+    toJsObject(): any {
+        return {
+            actionType: 'none'
+        };
+    }
+
+    toBinary(buffer: UhkBuffer) {
+        buffer.writeUInt8(KeyActionNone.keyActionNoneId);
+        buffer.writeUInt8(KeyActionNone.keyActionNoneParam);
+    }
+}
diff --git a/model/tslint.json b/model/tslint.json
index 1a65cc37..f6d5c24e 100644
--- a/model/tslint.json
+++ b/model/tslint.json
@@ -35,7 +35,7 @@
         ],
         "max-line-length": [
             true,
-            100
+            120
         ],
         "no-trailing-whitespace": true,
         "trailing-comma": [