diff --git a/samples/bluetooth/mesh_demo/boards/bbc_microbit.conf b/samples/bluetooth/mesh_demo/boards/bbc_microbit.conf
index 6fc00e1b421..53998a0daec 100644
--- a/samples/bluetooth/mesh_demo/boards/bbc_microbit.conf
+++ b/samples/bluetooth/mesh_demo/boards/bbc_microbit.conf
@@ -20,3 +20,5 @@ CONFIG_BT_MESH_RELAY_BUF_COUNT=2
 CONFIG_BT_MESH_MSG_CACHE_SIZE=2
 CONFIG_BT_MESH_BEACON_ENABLED=n
 CONFIG_BT_MESH_LABEL_COUNT=1
+
+CONFIG_BT_MESH_SETTINGS_WORKQ=n