diff --git a/ports/nrf/main.c b/ports/nrf/main.c
index 0d06f3253b..e558835789 100644
--- a/ports/nrf/main.c
+++ b/ports/nrf/main.c
@@ -47,7 +47,6 @@
 #include "led.h"
 #include "uart.h"
 #include "nrf.h"
-#include "nrf_sdm.h"
 #include "pin.h"
 #include "spi.h"
 #include "i2c.h"
@@ -57,6 +56,10 @@
 #endif
 #include "timer.h"
 
+#if BLUETOOTH_SD
+#include "nrf_sdm.h"
+#endif
+
 #if (MICROPY_PY_BLE_NUS)
 #include "ble_uart.h"
 #endif