@@ -138,7 +138,7 @@ ParticleAccessory.prototype.setState = function(state, callback) {
 
 	this.log.info("Calling function: " + onUrl);
 
-	var argument = this.args.replace("{STATE", (state ? "1" : "0"));
+	var argument = this.args.replace("{STATE}", (state ? "1" : "0"));
 
 	request.post(
 		onUrl, {
@@ -203,4 +203,4 @@ ParticleAccessory.prototype.setCurrentValue = function(value, callback) {
 
 ParticleAccessory.prototype.getServices = function() {
 	return this.services;
-}
+}