diff --git a/hardware/arduino/avr/cores/arduino/Printable.h b/hardware/arduino/avr/cores/arduino/Printable.h index d03c9af62..2a1b2e9f2 100644 --- a/hardware/arduino/avr/cores/arduino/Printable.h +++ b/hardware/arduino/avr/cores/arduino/Printable.h @@ -20,7 +20,7 @@ #ifndef Printable_h #define Printable_h -#include +#include class Print;