diff --git a/arch/mips/src/pic32mz/pic32mz-serial.c b/arch/mips/src/pic32mz/pic32mz-serial.c
index b4d6e8e791..e930232bea 100644
--- a/arch/mips/src/pic32mz/pic32mz-serial.c
+++ b/arch/mips/src/pic32mz/pic32mz-serial.c
@@ -102,7 +102,7 @@
 #    define UART5_ASSIGNED      1
 #elif defined(CONFIG_UART6_SERIAL_CONSOLE)
 #    define CONSOLE_DEV         g_uart6port /* UART6 is console */
-#    define TTYS5_DEV           g_uart6port /* UART6 is ttyS0 */
+#    define TTYS0_DEV           g_uart6port /* UART6 is ttyS0 */
 #    define UART6_ASSIGNED      1
 #else
 #  undef CONSOLE_DEV                        /* No console */