diff --git a/arduino/src/sketch.ino b/arduino/src/sketch.ino
index 3ba9f0b..bfacee3 100644
--- a/arduino/src/sketch.ino
+++ b/arduino/src/sketch.ino
@@ -119,7 +119,7 @@ void digitalR(int pin) {
   pinMode(pin, INPUT);
   int digraw = digitalRead(pin);
   Serial.print(pin);
-  Serial.print('::');
+  Serial.print('-');
   Serial.println(digraw);
 
 }
@@ -143,7 +143,7 @@ void analogR(int pin) {
   pinMode(pin, INPUT);
   int rval = analogRead(pin);
   Serial.print(pin);
-  Serial.print("::");
+  Serial.print('-');
   Serial.println(rval);
 
 }
@@ -229,9 +229,9 @@ void irRead(decode_results *results) {
     unsigned long codeValue = results->value;
     int codeLen = results->bits;
     Serial.print(codeType);
-    Serial.print('::');
+    Serial.print('-');
     Serial.print(codeLen);
-    Serial.print('::');
+    Serial.print('-');
     Serial.println(codeValue);
   }
 }
diff --git a/nodejs/ar-com/ir.js b/nodejs/ar-com/ir.js
index 6b025e6..4ee5fd1 100644
--- a/nodejs/ar-com/ir.js
+++ b/nodejs/ar-com/ir.js
@@ -6,7 +6,7 @@ var IR = function (arduino) {
   this.arduino = arduino;
 
   this.arduino.on('data', function (message) {
-    var m = message.slice(0, -1).split('::'),
+    var m = message.slice(0, -1).split('-'),
         err = null;
 
     if (m.length != 3) {
diff --git a/nodejs/ar-com/sensor.js b/nodejs/ar-com/sensor.js
index 4f8d680..a83e209 100644
--- a/nodejs/ar-com/sensor.js
+++ b/nodejs/ar-com/sensor.js
@@ -7,7 +7,7 @@ var Sensor = function (arduino, pin) {
   this.pin = pin;
 
   this.arduino.on('data', function (message) {
-    var m = message.slice(0, -1).split('::'),
+    var m = message.slice(0, -1).split('-'),
         err = null;
 
     if (m.length != 2 && this.pin != m[0]) {