diff --git a/boards/sim/sim/sim/src/sim_bringup.c b/boards/sim/sim/sim/src/sim_bringup.c
index edb3782e45..1011853b9c 100644
--- a/boards/sim/sim/sim/src/sim_bringup.c
+++ b/boards/sim/sim/sim/src/sim_bringup.c
@@ -79,7 +79,7 @@ int sim_bringup(void)
 #ifdef CONFIG_RAMMTD
   FAR uint8_t *ramstart;
 #endif
-  int ret;
+  int ret = OK;
 
 #ifdef CONFIG_FS_BINFS
   /* Mount the binfs file system */
@@ -300,7 +300,6 @@ int sim_bringup(void)
     }
 #endif
 
-#ifdef CONFIG_WIRELESS_BLUETOOTH
 #ifdef CONFIG_BLUETOOTH_NULL
   /* Register the NULL Bluetooth network device */
 
@@ -311,18 +310,5 @@ int sim_bringup(void)
     }
 #endif
 
-  /* Initialize the Bluetooth stack (This will fail if no device has been
-   * registered).
-   */
-
-  ret = bt_netdev_register();
-  if (ret < 0)
-    {
-      syslog(LOG_ERR, "ERROR: bt_netdev_register() failed: %d\n", ret);
-    }
-
-#endif
-
-  UNUSED(ret);
-  return OK;
+  return ret;
 }
diff --git a/drivers/wireless/bluetooth/bt_null.c b/drivers/wireless/bluetooth/bt_null.c
index 114152a062..307d204974 100644
--- a/drivers/wireless/bluetooth/bt_null.c
+++ b/drivers/wireless/bluetooth/bt_null.c
@@ -271,5 +271,5 @@ int btnull_register(void)
 {
   /* Register the driver with the Bluetooth stack */
 
-  return bt_driver_register(&g_bt_null);
+  return bt_netdev_register(&g_bt_null);
 }
diff --git a/drivers/wireless/bluetooth/bt_uart_bcm4343x.c b/drivers/wireless/bluetooth/bt_uart_bcm4343x.c
index 49e3601f7a..60d890727d 100644
--- a/drivers/wireless/bluetooth/bt_uart_bcm4343x.c
+++ b/drivers/wireless/bluetooth/bt_uart_bcm4343x.c
@@ -471,7 +471,7 @@ int btuart_register(FAR const struct btuart_lowerhalf_s *lower)
   ret = bt_netdev_register(&upper->dev);
   if (ret < 0)
     {
-      wlerr("ERROR: bt_driver_register failed: %d\n", ret);
+      wlerr("ERROR: bt_netdev_register failed: %d\n", ret);
       kmm_free(upper);
     }
 
diff --git a/drivers/wireless/bluetooth/bt_uart_cc2564.c b/drivers/wireless/bluetooth/bt_uart_cc2564.c
index dd33d5d6de..7983cf35e2 100644
--- a/drivers/wireless/bluetooth/bt_uart_cc2564.c
+++ b/drivers/wireless/bluetooth/bt_uart_cc2564.c
@@ -216,7 +216,7 @@ int btuart_register(FAR const struct btuart_lowerhalf_s *lower)
   ret = bt_netdev_register(&upper->dev);
   if (ret < 0)
     {
-      wlerr("ERROR: bt_driver_register failed: %d\n", ret);
+      wlerr("ERROR: bt_netdev_register failed: %d\n", ret);
       kmm_free(upper);
     }
 
diff --git a/drivers/wireless/bluetooth/bt_uart_generic.c b/drivers/wireless/bluetooth/bt_uart_generic.c
index e0ca43acc6..2d31b41180 100644
--- a/drivers/wireless/bluetooth/bt_uart_generic.c
+++ b/drivers/wireless/bluetooth/bt_uart_generic.c
@@ -110,7 +110,7 @@ int btuart_register(FAR const struct btuart_lowerhalf_s *lower)
   ret = bt_netdev_register(&upper->dev);
   if (ret < 0)
     {
-      wlerr("ERROR: bt_driver_register failed: %d\n", ret);
+      wlerr("ERROR: bt_netdev_registe failed: %d\n", ret);
       kmm_free(upper);
     }