diff --git a/libraries/mbed/targets/hal/TARGET_NORDIC/TARGET_MCU_NRF51822/TARGET_RBLAB_BLENANO/PinNames.h b/libraries/mbed/targets/hal/TARGET_NORDIC/TARGET_MCU_NRF51822/TARGET_RBLAB_BLENANO/PinNames.h
index 08ef2a2165..84404bb1e0 100644
--- a/libraries/mbed/targets/hal/TARGET_NORDIC/TARGET_MCU_NRF51822/TARGET_RBLAB_BLENANO/PinNames.h
+++ b/libraries/mbed/targets/hal/TARGET_NORDIC/TARGET_MCU_NRF51822/TARGET_RBLAB_BLENANO/PinNames.h
@@ -100,6 +100,9 @@ typedef enum {
     
     LED     = p19,
     LED1    = p19,
+    LED2    = p19,
+    LED3    = p19,
+    LED4    = p19,
         
     RX_PIN_NUMBER = p11,
     TX_PIN_NUMBER = p9,