diff --git a/speeduino/board_stm32_official.h b/speeduino/board_stm32_official.h
index 7c481d50..a6b3def6 100644
--- a/speeduino/board_stm32_official.h
+++ b/speeduino/board_stm32_official.h
@@ -4,7 +4,7 @@
 #include <Arduino.h>
 #include <HardwareTimer.h>
 #include <HardwareSerial.h>
-#include "stm32f1xx_ll_tim.h"
+#include "stm32f4xx_ll_tim.h"
 /*
 ***********************************************************************************************************
 * General