diff --git a/arch/arm/src/lpc17xx/lpc17_serial.c b/arch/arm/src/lpc17xx/lpc17_serial.c
index 3b6c5a44cea..80d483742f1 100755
--- a/arch/arm/src/lpc17xx/lpc17_serial.c
+++ b/arch/arm/src/lpc17xx/lpc17_serial.c
@@ -314,7 +314,7 @@ static uart_dev_t g_uart3port =
 #  elif defined(CONFIG_UART1_SERIAL_CONSOLE)
 #    define CONSOLE_DEV     g_uart1port     /* UART1=console */
 #    define TTYS0_DEV       g_uart1port     /* UART1=ttyS0 */
-#    ifdef CONFIG_LPC17_UART
+#    ifdef CONFIG_LPC17_UART0
 #      define TTYS1_DEV     g_uart0port     /* UART1=ttyS0;UART0=ttyS1 */
 #      ifdef CONFIG_LPC17_UART2
 #        define TTYS2_DEV   g_uart2port     /* UART1=ttyS0;UART0=ttyS1;UART2=ttyS2 */
@@ -353,7 +353,7 @@ static uart_dev_t g_uart3port =
 #  elif defined(CONFIG_UART2_SERIAL_CONSOLE)
 #    define CONSOLE_DEV     g_uart2port     /* UART2=console */
 #    define TTYS0_DEV       g_uart2port     /* UART2=ttyS0 */
-#    ifdef CONFIG_LPC17_UART
+#    ifdef CONFIG_LPC17_UART2
 #      define TTYS1_DEV     g_uart0port     /* UART2=ttyS0;UART0=ttyS1 */
 #      ifdef CONFIG_LPC17_UART1
 #        define TTYS2_DEV   g_uart1port     /* UART2=ttyS0;UART0=ttyS1;UART1=ttyS2 */
@@ -392,7 +392,7 @@ static uart_dev_t g_uart3port =
 #  elif defined(CONFIG_UART3_SERIAL_CONSOLE)
 #    define CONSOLE_DEV     g_uart3port    /* UART3=console */
 #    define TTYS0_DEV       g_uart3port    /* UART3=ttyS0 */
-#    ifdef CONFIG_LPC17_UART
+#    ifdef CONFIG_LPC17_UART0
 #      define TTYS1_DEV     g_uart0port    /* UART3=ttyS0;UART0=ttyS1 */
 #      ifdef CONFIG_LPC17_UART1
 #        define TTYS2_DEV   g_uart1port    /* UART3=ttyS0;UART0=ttyS1;UART1=ttyS2 */