diff --git a/hal/src/duo/core_hal.c b/hal/src/duo/core_hal.c
index 1f2a6df6c7..295f6aed11 100644
--- a/hal/src/duo/core_hal.c
+++ b/hal/src/duo/core_hal.c
@@ -56,7 +56,8 @@ const HAL_InterruptOverrideEntry hal_interrupt_overrides[] = {
     {CAN2_TX_IRQn, CAN2_TX_irq},
     {CAN2_RX0_IRQn, CAN2_RX0_irq},
     {CAN2_RX1_IRQn, CAN2_RX1_irq},
-    {CAN2_SCE_IRQn, CAN2_SCE_irq}
+    {CAN2_SCE_IRQn, CAN2_SCE_irq},
+	{USART6_IRQn, HAL_USART6_Handler}
 };
 
 /**