diff --git a/include/board.h b/include/board.h
index 9ea9bf51..74737ac4 100644
--- a/include/board.h
+++ b/include/board.h
@@ -30,7 +30,7 @@ THE SOFTWARE.
 #include "usbd_gs_can.h"
 
 struct LEDConfig {
-	void *port;
+	GPIO_TypeDef *port;
 	uint16_t pin;
 	bool active_high;
 };