diff --git a/radio/src/targets/mega2560/board.h b/radio/src/targets/mega2560/board.h
index ada4b2104..2ba24140c 100644
--- a/radio/src/targets/mega2560/board.h
+++ b/radio/src/targets/mega2560/board.h
@@ -75,7 +75,7 @@ void boardInit(void);
 // Backlight driver
 #define backlightEnable()         PORTC |= (1<<OUT_C_LIGHT)
 #define backlightDisable()        PORTC &= ~(1<<OUT_C_LIGHT)
-#define isBacklightEnabled()      PORTC & (1<<OUT_C_LIGHT)
+#define isBacklightEnabled()      (PORTC & (1<<OUT_C_LIGHT))
 #define BACKLIGHT_ENABLE()        backlightEnable()
 #define BACKLIGHT_DISABLE()       backlightDisable()