diff --git a/include/main.h b/include/main.h
index 7e52ff4..ecff1db 100644
--- a/include/main.h
+++ b/include/main.h
@@ -1,8 +1,6 @@
 #ifndef MAIN_H
 #define MAIN_H
 
-typedef unsigned char byte;
-
 void initIO(void);
 void blinkLed(void);
 void readTemp(void);