diff --git a/source/firmware/arch/stm32f4xx/driver/stm32f4_rng.c b/source/firmware/arch/stm32f4xx/driver/stm32f4_rng.c
index 71e6460..5ff53c7 100644
--- a/source/firmware/arch/stm32f4xx/driver/stm32f4_rng.c
+++ b/source/firmware/arch/stm32f4xx/driver/stm32f4_rng.c
@@ -7,7 +7,9 @@
 
 #include <stddef.h>
 
-#include "board.h"
+#include "rng.h"
+#include "stm32f4xx.h"
+#include "stm32f4_rng.h"
 
 int stm32f4_rng_open(const void *this)
 {