1 files changed, 2 insertions, 1 deletions
diff --git a/stmhal/uart.c b/stmhal/uart.c
index 79c272bdb3..b353f5d9e3 100644
--- a/stmhal/uart.c
+++ b/stmhal/uart.c
@@ -35,6 +35,7 @@
 #include "py/mphal.h"
 #include "uart.h"
 #include "pybioctl.h"
+#include "irq.h"
 
 //TODO: Add UART7/8 support for MCU_SERIES_F7
 
@@ -503,7 +504,7 @@ STATIC mp_obj_t pyb_uart_init_helper(pyb_uart_obj_t *self, mp_uint_t n_args, con
         self->read_buf_len = args[7].u_int;
         self->read_buf = m_new(byte, args[7].u_int << self->char_width);
         __HAL_UART_ENABLE_IT(&self->uart, UART_IT_RXNE);
-        HAL_NVIC_SetPriority(self->irqn, 0xd, 0xd); // next-to-next-to lowest priority
+        HAL_NVIC_SetPriority(self->irqn, IRQ_PRI_UART, IRQ_SUBPRI_UART); 
         HAL_NVIC_EnableIRQ(self->irqn);
     }