diff --git a/middleware/include/timer.h b/middleware/include/timer.h
index b57a8af0..76a7c317 100644
--- a/middleware/include/timer.h
+++ b/middleware/include/timer.h
@@ -1,7 +1,7 @@
 #ifndef TIMER_H
 #define TIMER_H
 
-#include "stm32f4xx_hal.h"
+#include "stm32xx_hal.h"
 #include <stdbool.h>
 
 typedef struct {