diff --git a/boards/arm/nrf52/nrf52840-dk/src/nrf52_highpri.c b/boards/arm/nrf52/nrf52840-dk/src/nrf52_highpri.c
index f926bccf7e..9036c79caf 100644
--- a/boards/arm/nrf52/nrf52840-dk/src/nrf52_highpri.c
+++ b/boards/arm/nrf52/nrf52840-dk/src/nrf52_highpri.c
@@ -96,6 +96,11 @@ static struct highpri_s g_highpri;
  * Private Functions
  ****************************************************************************/
 
+static inline_function bool is_nesting_interrupt(void)
+{
+  return up_current_regs() != NULL;
+}
+
 /****************************************************************************
  * Name: timer_handler
  *
@@ -126,7 +131,7 @@ void timer_handler(void)
 
   /* Check if we are in an interrupt handle */
 
-  if (up_interrupt_context())
+  if (is_nesting_interrupt())
     {
       g_highpri.handler++;
     }