diff --git a/flight/CopterControl/System/pios_board.c b/flight/CopterControl/System/pios_board.c
index 380e901ca..36daa536a 100644
--- a/flight/CopterControl/System/pios_board.c
+++ b/flight/CopterControl/System/pios_board.c
@@ -525,8 +525,7 @@ static const struct pios_sbus_cfg pios_sbus_cfg = {
 #define PIOS_COM_TELEM_RF_RX_BUF_LEN 192
 #define PIOS_COM_TELEM_RF_TX_BUF_LEN 192
 
-#define PIOS_COM_GPS_RX_BUF_LEN 96
-#define PIOS_COM_GPS_TX_BUF_LEN 16
+#define PIOS_COM_GPS_RX_BUF_LEN 32
 
 #define PIOS_COM_TELEM_USB_RX_BUF_LEN 192
 #define PIOS_COM_TELEM_USB_TX_BUF_LEN 192
@@ -1038,12 +1037,10 @@ void PIOS_Board_Init(void) {
 				PIOS_Assert(0);
 			}
 			uint8_t * rx_buffer = (uint8_t *) pvPortMalloc(PIOS_COM_GPS_RX_BUF_LEN);
-			uint8_t * tx_buffer = (uint8_t *) pvPortMalloc(PIOS_COM_GPS_TX_BUF_LEN);
 			PIOS_Assert(rx_buffer);
-			PIOS_Assert(tx_buffer);
 			if (PIOS_COM_Init(&pios_com_gps_id, &pios_usart_com_driver, pios_usart_gps_id,
 					  rx_buffer, PIOS_COM_GPS_RX_BUF_LEN,
-					  tx_buffer, PIOS_COM_GPS_TX_BUF_LEN)) {
+					  NULL, 0)) {
 				PIOS_Assert(0);
 			}
 		}