diff --git a/arduino/src/sketch.ino b/arduino/src/sketch.ino
index 4a7595a..e210ba0 100644
--- a/arduino/src/sketch.ino
+++ b/arduino/src/sketch.ino
@@ -105,7 +105,7 @@ void digitalW(uint8_t val, int pin) {
   }
 
   Serial.print(pin);
-  Serial.print('::');
+  Serial.print(' wrote ');
   Serial.println(val);
 }