--- a/36-rpi-gpio.js
+++ b/36-rpi-gpio.js
@@ -224,7 +224,7 @@
         this.butt = n.butt || 7;
         var node = this;

-        node.child = spawn(gpioCommand+".py", ["mouse,node.butt]);
+        node.child = spawn(gpioCommand, ["mouse",node.butt]);
         node.status({fill:"green",shape:"dot",text:"common.status.ok"});

         node.child.stdout.on('data', function (data) {
@@ -270,7 +270,7 @@
         RED.nodes.createNode(this,n);
         var node = this;

-        node.child = spawn(gpioCommand+".py", ["kbd","0"]);
+        node.child = spawn(gpioCommand, ["kbd","0"]);
         node.status({fill:"green",shape:"dot",text:"common.status.ok"});

         node.child.stdout.on('data', function (data) {