diff --git a/arch/x86/console.c b/arch/x86/console.c
index add3aa2529..f276c80be7 100644
--- a/arch/x86/console.c
+++ b/arch/x86/console.c
@@ -16,7 +16,7 @@ static int console_loglevel(void)
 	return CONFIG_DEFAULT_CONSOLE_LOGLEVEL;
 }
 
-void console_tx_byte(unsigned char byte)
+void console_tx_byte(unsigned char byte, void *arg)
 {
 	if (byte == '\n') {
 		uart8250_tx_byte(TTYSx_BASE, '\r');
diff --git a/include/console/console.h b/include/console/console.h
index 5bbbd50248..308148c102 100644
--- a/include/console/console.h
+++ b/include/console/console.h
@@ -21,7 +21,7 @@
 #include <console/loglevel.h>
 
 void console_init(void);
-void console_tx_byte(unsigned char byte);
+void console_tx_byte(unsigned char byte, void *arg);
 void console_tx_flush(void);
 unsigned char console_rx_byte(void);
 int console_tst_byte(void);
@@ -30,7 +30,7 @@ void die(const char *msg);
 
 struct console_driver {
 	void (*init)(void);
-	void (*tx_byte)(unsigned char byte);
+	void (*tx_byte)(unsigned char byte, void *arg);
 	void (*tx_flush)(void);
 	unsigned char (*rx_byte)(void);
 	int (*tst_byte)(void);