diff --git a/build/shared/dist/examples/Communication/PhysicalPixel/PhysicalPixel.pde b/build/shared/dist/examples/Communication/PhysicalPixel/PhysicalPixel.pde
index fa285cef1..b5006ec9b 100644
--- a/build/shared/dist/examples/Communication/PhysicalPixel/PhysicalPixel.pde
+++ b/build/shared/dist/examples/Communication/PhysicalPixel/PhysicalPixel.pde
@@ -21,7 +21,7 @@
  http://www.arduino.cc/en/Tutorial/PhysicalPixel
  */
 
-#define ledPin 13      // the pin that the LED is attached to
+const int ledPin = 13; // the pin that the LED is attached to
 int incomingByte;      // a variable to read incoming serial data into
 
 void setup() {