diff --git a/include/spdk/bdev.h b/include/spdk/bdev.h
index 1553fbf94..7d4e28471 100644
--- a/include/spdk/bdev.h
+++ b/include/spdk/bdev.h
@@ -108,7 +108,6 @@ struct spdk_bdev_io_stat {
 };
 
 struct spdk_bdev *spdk_bdev_get_by_name(const char *bdev_name);
-void spdk_bdev_unregister(struct spdk_bdev *bdev);
 
 struct spdk_bdev *spdk_bdev_first(void);
 struct spdk_bdev *spdk_bdev_next(struct spdk_bdev *prev);
diff --git a/include/spdk_internal/bdev.h b/include/spdk_internal/bdev.h
index 307da8504..7960e3f5c 100644
--- a/include/spdk_internal/bdev.h
+++ b/include/spdk_internal/bdev.h
@@ -349,6 +349,8 @@ struct spdk_bdev_io {
 };
 
 void spdk_bdev_register(struct spdk_bdev *bdev);
+void spdk_bdev_unregister(struct spdk_bdev *bdev);
+
 void spdk_bdev_io_get_buf(struct spdk_bdev_io *bdev_io, spdk_bdev_io_get_buf_cb cb);
 struct spdk_bdev_io *spdk_bdev_get_io(void);
 struct spdk_bdev_io *spdk_bdev_get_child_io(struct spdk_bdev_io *parent,
diff --git a/test/lib/scsi/dev/dev_ut.c b/test/lib/scsi/dev/dev_ut.c
index 250148ed3..a502acd23 100644
--- a/test/lib/scsi/dev/dev_ut.c
+++ b/test/lib/scsi/dev/dev_ut.c
@@ -59,11 +59,6 @@ test_setup(void)
 	return 0;
 }
 
-void
-spdk_bdev_unregister(struct spdk_bdev *bdev)
-{
-}
-
 const char *
 spdk_bdev_get_name(const struct spdk_bdev *bdev)
 {
diff --git a/test/lib/scsi/lun/lun_ut.c b/test/lib/scsi/lun/lun_ut.c
index 54bc46eb5..4e5e9a476 100644
--- a/test/lib/scsi/lun/lun_ut.c
+++ b/test/lib/scsi/lun/lun_ut.c
@@ -183,10 +183,6 @@ spdk_bdev_scsi_execute(struct spdk_bdev *bdev, struct spdk_scsi_task *task)
 	}
 }
 
-void spdk_bdev_unregister(struct spdk_bdev *bdev)
-{
-}
-
 struct spdk_io_channel *
 spdk_bdev_get_io_channel(struct spdk_bdev *bdev)
 {