diff --git a/heater.c b/heater.c
index 1f3e1e7..bc63321 100644
--- a/heater.c
+++ b/heater.c
@@ -3,9 +3,7 @@
 #include	<avr/eeprom.h>
 
 #include	"sersendf.h"
-#include	"config.h"
 #include	"debug.h"
-#include	"arduino.h"
 
 int16_t		heater_p     = 0;
 int16_t		heater_i     = 0;
diff --git a/heater.h b/heater.h
index 0a7c7a8..e5a52b6 100644
--- a/heater.h
+++ b/heater.h
@@ -2,7 +2,6 @@
 #define	_HEATER_H
 
 #include	"config.h"
-#include	<stdint.h>
 
 #ifdef	HEATER_PWM
 	#define	enable_heater()			do { TCCR0A |=  MASK(COM0A1); } while (0)