diff --git a/ports/nrf/boards/pca10056/mpconfigboard.mk b/ports/nrf/boards/pca10056/mpconfigboard.mk
index 866698c0f6..ca555d3932 100644
--- a/ports/nrf/boards/pca10056/mpconfigboard.mk
+++ b/ports/nrf/boards/pca10056/mpconfigboard.mk
@@ -1,7 +1,7 @@
 MCU_SERIES = m4
 MCU_VARIANT = nrf52
 MCU_SUB_VARIANT = nrf52840
-SOFTDEV_VERSION = 6.0.0
+SOFTDEV_VERSION = 6.1.1
 LD_FILES += boards/nrf52840_1M_256k.ld
 
 NRF_DEFINES += -DNRF52840_XXAA