diff --git a/ArduPlane/defines.h b/ArduPlane/defines.h
index ed5ede9b71..417b33166a 100644
--- a/ArduPlane/defines.h
+++ b/ArduPlane/defines.h
@@ -6,7 +6,6 @@
 #define TRUE 1
 #define FALSE 0
 
-#define DEBUG 0
 #define SERVO_MAX 4500.0  // This value represents 45 degrees and is just an
                         // arbitrary representation of servo max travel.