diff --git a/boards/cubepilot/cubeorange/nuttx-config/include/board_dma_map.h b/boards/cubepilot/cubeorange/nuttx-config/include/board_dma_map.h
index 050ae597d9..1ff9dee0bc 100644
--- a/boards/cubepilot/cubeorange/nuttx-config/include/board_dma_map.h
+++ b/boards/cubepilot/cubeorange/nuttx-config/include/board_dma_map.h
@@ -37,8 +37,9 @@
 #define DMAMAP_SPI1_RX    DMAMAP_DMA12_SPI1RX_0 /* DMA1:37 */
 #define DMAMAP_SPI1_TX    DMAMAP_DMA12_SPI1TX_0 /* DMA1:38 */
 
-#define DMAMAP_USART6_RX   DMAMAP_DMA12_USART6RX_1 /* DMA1:71 */
-#define DMAMAP_USART6_TX   DMAMAP_DMA12_USART6TX_1 /* DMA1:72 */
-
 #define DMAMAP_SPI4_RX    DMAMAP_DMA12_SPI4RX_0 /* DMA1:83 */
 #define DMAMAP_SPI4_TX    DMAMAP_DMA12_SPI4TX_0 /* DMA1:84 */
+
+// DMAMUX2
+#define DMAMAP_USART6_RX   DMAMAP_DMA12_USART6RX_1 /* DMA2:71 */
+#define DMAMAP_USART6_TX   DMAMAP_DMA12_USART6TX_1 /* DMA2:72 */