diff --git a/boards/base/FireBull-STM32F103-FB/board_SSD1289.h b/boards/base/FireBull-STM32F103-FB/board_SSD1289.h
index 99001e07..e7c07c70 100644
--- a/boards/base/FireBull-STM32F103-FB/board_SSD1289.h
+++ b/boards/base/FireBull-STM32F103-FB/board_SSD1289.h
@@ -113,6 +113,8 @@ static inline void setwritemode(GDisplay *g)
 }
 
 static inline uint16_t read_data(GDisplay *g) {
+	(void) g;
+
 	return palReadPort(GPIOE);
 }