diff --git a/hal_generic.c b/hal_generic.c
index 5b07228..060da2f 100644
--- a/hal_generic.c
+++ b/hal_generic.c
@@ -1,4 +1,4 @@
-#include <stm32f1xx_hal.h>
+#include <main.h>
 
 void
 SysTick_Handler(void)