diff --git a/Examples/LL/SPI/ST7567_128x64LCD/main.c b/Examples/LL/SPI/ST7567_128x64LCD/main.c
index 02a5cee..74d4f3f 100644
--- a/Examples/LL/SPI/ST7567_128x64LCD/main.c
+++ b/Examples/LL/SPI/ST7567_128x64LCD/main.c
@@ -17,7 +17,6 @@
 
 static void APP_SPIConfig(void);
 static void APP_SystemClockConfig(void);
-uint8_t SPI_TxRxByte(uint8_t data);
 
 int main(void)
 {