diff --git a/hardware/PiLiter/39-rpi-piliter.js b/hardware/PiLiter/39-rpi-piliter.js
index 10f24058..ac6b1ec9 100644
--- a/hardware/PiLiter/39-rpi-piliter.js
+++ b/hardware/PiLiter/39-rpi-piliter.js
@@ -69,9 +69,8 @@ module.exports = function(RED) {
                     var l = Number(msg.payload.state);
                     if ((out >= 1) && (out <= 8)) {
                         out = (Math.pow(2, (out-1)));
-                        if (l === 0) { out = ~ out; }
-                        byte = byte & out & 255;
-                        console.log("NOW",byte);
+                        if (l === 0) { byte = (byte & (~out) & 255); }
+                        else { byte = (byte | out) & 255; }
                         if (node.child !== null) { node.child.stdin.write(byte+"\n"); }
                         else { node.warn("Command not running"); }
                     }
diff --git a/hardware/PiLiter/package.json b/hardware/PiLiter/package.json
index 8b2f3228..ea7a7143 100644
--- a/hardware/PiLiter/package.json
+++ b/hardware/PiLiter/package.json
@@ -1,6 +1,6 @@
 {
     "name"          : "node-red-node-piliter",
-    "version"       : "0.0.10",
+    "version"       : "0.0.11",
     "description"   : "A Node-RED node to drive a Raspberry Pi Pi-LITEr 8 LED board.",
     "dependencies"  : {
     },