diff --git a/digistump-avr/variants/pro64buffer/pins_arduino.h b/digistump-avr/variants/pro64buffer/pins_arduino.h
index 83838a4..c805182 100644
--- a/digistump-avr/variants/pro64buffer/pins_arduino.h
+++ b/digistump-avr/variants/pro64buffer/pins_arduino.h
@@ -27,6 +27,10 @@
 
 #define ATTINYX7 1
 
+#ifndef __AVR_ATtiny167__
+#define __AVR_ATtiny167__
+#endif
+
 #define SERIAL_BUFFER_SIZE 64
 
 #include <avr/pgmspace.h>