diff --git a/configs/avr32dev1/include/board.h b/configs/avr32dev1/include/board.h
index 8f38b2e4f4f..77d5cd5a3be 100755
--- a/configs/avr32dev1/include/board.h
+++ b/configs/avr32dev1/include/board.h
@@ -63,6 +63,11 @@
 #define AVR32_CPU_CLOCK      AVR32_FOSC0
 #define AVR32_PBA_CLOCK      AVR32_FOSC0
 
+/* Pin muliplexing selecion *********************************************************/
+
+#define PINMUX_USART1_RXD    PINMUX_USART1_RXD_1
+#define PINMUX_USART1_TXD    PINMUX_USART1_TXD_1
+
 /* LED definitions ******************************************************************/
 
 #define LED_STARTED          0
diff --git a/configs/avr32dev1/ostest/defconfig b/configs/avr32dev1/ostest/defconfig
index 3205b444456..8ea951d1989 100755
--- a/configs/avr32dev1/ostest/defconfig
+++ b/configs/avr32dev1/ostest/defconfig
@@ -109,8 +109,8 @@ CONFIG_AVR32_AVRTOOLSL=n
 # CONFIG_AVR32_USARTn_ISO786 - Configure USARTn as an ISO786 interface.
 #
 
-CONFIG_AVR32_USART0=y
-CONFIG_AVR32_USART0_RS232=y
+CONFIG_AVR32_USART0=n
+CONFIG_AVR32_USART0_RS232=n
 CONFIG_AVR32_USART0_SPI=n
 CONFIG_AVR32_USART0_RS485=n
 CONFIG_AVR32_USART0_MAN=n
@@ -118,8 +118,8 @@ CONFIG_AVR32_USART0_MODEM=n
 CONFIG_AVR32_USART0_IRDA=n
 CONFIG_AVR32_USART0_ISO786=n
 
-CONFIG_AVR32_USART1=n
-CONFIG_AVR32_USART1_RS232=n
+CONFIG_AVR32_USART1=y
+CONFIG_AVR32_USART1_RS232=y
 CONFIG_AVR32_USART1_SPI=n
 CONFIG_AVR32_USART1_RS485=n
 CONFIG_AVR32_USART1_MAN=n
@@ -150,8 +150,8 @@ CONFIG_AVR32_USART2_ISO786=n
 # CONFIG_USARTn_PARTIY - 0=no parity, 1=odd parity, 2=even parity
 # CONFIG_USARTn_2STOP - Two stop bits
 #
-CONFIG_USART0_SERIAL_CONSOLE=y
-CONFIG_USART1_SERIAL_CONSOLE=n
+CONFIG_USART0_SERIAL_CONSOLE=n
+CONFIG_USART1_SERIAL_CONSOLE=y
 CONFIG_USART2_SERIAL_CONSOLE=n
 
 CONFIG_USART0_TXBUFSIZE=256