diff --git a/cpu/nrf51/periph/cpuid.c b/cpu/nrf51/periph/cpuid.c
deleted file mode 100644
index a65227c526..0000000000
--- a/cpu/nrf51/periph/cpuid.c
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * Copyright (C) 2014-2016 Freie Universität Berlin
- *
- * This file is subject to the terms and conditions of the GNU Lesser General
- * Public License v2.1. See the file LICENSE in the top level directory for more
- * details.
- */
-
-/**
- * @ingroup     cpu_nrf51
- * @{
- *
- * @file
- * @brief       CPU-ID driver implementation
- *
- * The NRF51822 provides a 64-bit unique identifier, that is unique for each
- * shipped unit.
- *
- * @author      Hauke Petersen <hauke.petersen@fu-berlin.de>
- *
- * @}
- */
-
-#include <string.h>
-
-#include "cpu.h"
-#include "periph/cpuid.h"
-
-void cpuid_get(void *id)
-{
-    memcpy(id, (void*)NRF_FICR->DEVICEID, CPUID_LEN);
-}
diff --git a/cpu/nrf52/periph/cpuid.c b/cpu/nrf5x_common/periph/cpuid.c
similarity index 71%
rename from cpu/nrf52/periph/cpuid.c
rename to cpu/nrf5x_common/periph/cpuid.c
index 8cf45a550d..8e51e2c370 100644
--- a/cpu/nrf52/periph/cpuid.c
+++ b/cpu/nrf5x_common/periph/cpuid.c
@@ -1,6 +1,6 @@
 /*
- * Copyright (C) 2015 Jan Wagner <mail@jwagner.eu>
- *               2016 Freie Universität Berlin
+ * Copyright (C) 2014-2016 Freie Universität Berlin
+ *               2015 Jan Wagner <mail@jwagner.eu>
  *
  * This file is subject to the terms and conditions of the GNU Lesser
  * General Public License v2.1. See the file LICENSE in the top level
@@ -8,13 +8,13 @@
  */
 
 /**
- * @ingroup     cpu_nrf52
+ * @ingroup     cpu_nrf5x_common
  * @{
  *
  * @file
  * @brief       CPUID interface implementation
  *
- * The NRF52832 provides a 64-bit unique identifier, that is unique for each
+ * The NRF52832 provides a 64-bit unique identifier that is unique for each
  * shipped unit.
  *
  * @author      Hauke Petersen <hauke.petersen@fu-berlin.de>