diff --git a/boards/common/nrf52xxxdk/board.c b/boards/common/nrf52xxxdk/board.c
index 5a4b6511950e61f169de2b5ae28be60405c0886e..a51e2740baf771a5cb449144febb1e6f79f3e005 100644
--- a/boards/common/nrf52xxxdk/board.c
+++ b/boards/common/nrf52xxxdk/board.c
@@ -24,8 +24,8 @@
 void board_init(void)
 {
     /* initialize the boards LEDs */
-    LED_PORT->DIRSET = (LED0_MASK | LED1_MASK | LED2_MASK | LED3_MASK);
-    LED_PORT->OUTSET = (LED0_MASK | LED1_MASK | LED2_MASK | LED3_MASK);
+    LED_PORT->DIRSET = (LED_MASK);
+    LED_PORT->OUTSET = (LED_MASK);
 
     /* initialize the CPU */
     cpu_init();
diff --git a/boards/nrf52840dk/include/board.h b/boards/nrf52840dk/include/board.h
index 196b109277cf94bda65c88db5eba542928cc8962..f062a42d366451d352456c601818e07948485e1c 100644
--- a/boards/nrf52840dk/include/board.h
+++ b/boards/nrf52840dk/include/board.h
@@ -42,6 +42,7 @@ extern "C" {
 #define LED1_MASK           (1 << 14)
 #define LED2_MASK           (1 << 15)
 #define LED3_MASK           (1 << 16)
+#define LED_MASK            (LED0_MASK | LED1_MASK | LED2_MASK | LED3_MASK)
 
 #define LED0_ON             (LED_PORT->OUTCLR = LED0_MASK)
 #define LED0_OFF            (LED_PORT->OUTSET = LED0_MASK)
diff --git a/boards/nrf52dk/include/board.h b/boards/nrf52dk/include/board.h
index 7214c11fb5476e81a9f37e12195d90fe55e3e4a7..2594e53548934fe4313eaa6bcf3b1bd8a10c4fea 100644
--- a/boards/nrf52dk/include/board.h
+++ b/boards/nrf52dk/include/board.h
@@ -42,6 +42,7 @@ extern "C" {
 #define LED1_MASK           (1 << 18)
 #define LED2_MASK           (1 << 19)
 #define LED3_MASK           (1 << 20)
+#define LED_MASK            (LED0_MASK | LED1_MASK | LED2_MASK | LED3_MASK)
 
 #define LED0_ON             (LED_PORT->OUTCLR = LED0_MASK)
 #define LED0_OFF            (LED_PORT->OUTSET = LED0_MASK)