diff --git a/ports/nrf/boards/microbit_v2/mpconfigboard.mk b/ports/nrf/boards/microbit_v2/mpconfigboard.mk
index 008510a85f..a893acec44 100644
--- a/ports/nrf/boards/microbit_v2/mpconfigboard.mk
+++ b/ports/nrf/boards/microbit_v2/mpconfigboard.mk
@@ -17,7 +17,6 @@ CIRCUITPY_IS31FL3741 = 0
 CIRCUITPY_FRAMEBUFFERIO = 0
 CIRCUITPY_FREQUENCYIO = 0
 CIRCUITPY_I2CPERIPHERAL = 0
-CIRCUITPY_IS31FL3741 = 0
 CIRCUITPY_JSON = 0
 CIRCUITPY_KEYPAD = 0
 CIRCUITPY_MSGPACK = 0