diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index a8538e4..2cf0f79 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -1342,7 +1342,7 @@
 	if (root != &cgrp_dfl_root)
 		for_each_subsys(ss, ssid)
 			if (root->subsys_mask & (1 << ssid))
-				seq_show_option(seq, ss->name, NULL);
+				seq_show_option(seq, ss->legacy_name, NULL);
 	if (root->flags & CGRP_ROOT_NOPREFIX)
 		seq_puts(seq, ",noprefix");
 	if (root->flags & CGRP_ROOT_XATTR)