diff --git a/src/flight/imu.c b/src/flight/imu.c
index 01fc3309b..e14b924e5 100644
--- a/src/flight/imu.c
+++ b/src/flight/imu.c
@@ -5,6 +5,7 @@
 #include <stdint.h>
 #include <stdlib.h>
 
+#include "core/profile.h"
 #include "core/project.h"
 #include "driver/time.h"
 #include "flight/control.h"
diff --git a/src/io/buzzer.c b/src/io/buzzer.c
index 22d125a02..d2e3f5bd4 100644
--- a/src/io/buzzer.c
+++ b/src/io/buzzer.c
@@ -1,6 +1,7 @@
 
 #include "io/buzzer.h"
 
+#include "core/profile.h"
 #include "core/project.h"
 #include "driver/gpio.h"
 #include "driver/time.h"
@@ -39,7 +40,7 @@ void buzzer_init() {
   gpio_init.mode = GPIO_OUTPUT;
   gpio_init.output = GPIO_PUSHPULL;
   gpio_init.pull = GPIO_NO_PULL;
-  gpio_pin_init( target.buzzer.pin, gpio_init);
+  gpio_pin_init(target.buzzer.pin, gpio_init);
 
   buzzer_off();
 }
diff --git a/src/rx/rx.c b/src/rx/rx.c
index 3b99aab07..c9e701a8e 100644
--- a/src/rx/rx.c
+++ b/src/rx/rx.c
@@ -26,10 +26,6 @@ static uint32_t frames_received = 0;
 static filter_lp_pt2 rx_filter;
 static filter_state_t rx_filter_state[4];
 
-uint8_t rx_aux_on(aux_function_t function) {
-  return state.aux[profile.receiver.aux[function]];
-}
-
 void rx_lqi_lost_packet() {
   frames_missed++;
 
diff --git a/src/rx/rx.h b/src/rx/rx.h
index 235abb321..302285a9c 100644
--- a/src/rx/rx.h
+++ b/src/rx/rx.h
@@ -76,7 +76,7 @@ typedef enum {
   AUX_FUNCTION_MAX
 } __attribute__((__packed__)) aux_function_t;
 
-uint8_t rx_aux_on(aux_function_t function);
+#define rx_aux_on(function) (state.aux[profile.receiver.aux[(function)]])
 
 void rx_init();
 void rx_update();