diff --git a/init/do_mounts.c b/init/do_mounts.c
index d055b1914c3d..5efca73b39f9 100644
--- a/init/do_mounts.c
+++ b/init/do_mounts.c
@@ -220,10 +220,10 @@ static int __init do_mount_root(char *name, char *fs, int flags, void *data)
 
 	sys_chdir("/root");
 	ROOT_DEV = current->fs->pwd.mnt->mnt_sb->s_dev;
-	printk("VFS: Mounted root (%s filesystem)%s.\n",
+	printk("VFS: Mounted root (%s filesystem)%s on device %u:%u.\n",
 	       current->fs->pwd.mnt->mnt_sb->s_type->name,
 	       current->fs->pwd.mnt->mnt_sb->s_flags & MS_RDONLY ?
-	       " readonly" : "");
+	       " readonly" : "", MAJOR(ROOT_DEV), MINOR(ROOT_DEV));
 	return 0;
 }