diff --git a/build/shared/dist/examples/Communication/Dimmer/Dimmer.pde b/build/shared/dist/examples/Communication/Dimmer/Dimmer.pde
index a46790c3e..0990fe5fb 100644
--- a/build/shared/dist/examples/Communication/Dimmer/Dimmer.pde
+++ b/build/shared/dist/examples/Communication/Dimmer/Dimmer.pde
@@ -18,7 +18,7 @@
  http://www.arduino.cc/en/Tutorial/Dimmer
  */
 
-#define ledPin 9      // the pin that the LED is attached to
+const int ledPin = 9;      // the pin that the LED is attached to
 
 void setup()
 {