diff --git a/nrf5/hal/hal_timer.c b/nrf5/hal/hal_timer.c
index 4a29e847c4..46d9c389a5 100644
--- a/nrf5/hal/hal_timer.c
+++ b/nrf5/hal/hal_timer.c
@@ -47,7 +47,7 @@ void hal_timer_init(hal_timer_conf_t const * p_timer_conf) {
     p_timer->SHORTS      = (TIMER_SHORTS_COMPARE0_CLEAR_Enabled << TIMER_SHORTS_COMPARE0_CLEAR_Pos);
     p_timer->TASKS_CLEAR = 1;
 
-    hal_irq_priority(TIMER_IRQ_NUM(p_timer_conf->id), 3);
+    hal_irq_priority(TIMER_IRQ_NUM(p_timer_conf->id), p_timer_conf->irq_priority);
 }
 
 void hal_timer_start(uint8_t id) {