diff --git a/man7/cgroups.7 b/man7/cgroups.7
index 448072b1d..6b10ff17f 100644
--- a/man7/cgroups.7
+++ b/man7/cgroups.7
@@ -887,13 +887,12 @@ Changing the ownership of this file means that the delegatee
 can move processes into the root of the delegated subtree.
 .TP
 .IR /dlgt_grp/cgroup.subtree_control
-Making this file owned by the delegatee is optional.
-Doing so means that that the delegatee can enable controllers
-(that are present in
+Changing the ownership of this file means that that the delegatee
+can enable controllers (that are present in
 .IR /dlgt_grp/cgroup.controllers )
 in order to further redistribute resources at lower levels in the subtree.
-As an alternative to changing the ownership of this file,
-the delegater might instead add selected controllers to this file.
+(As an alternative to changing the ownership of this file,
+the delegater might instead add selected controllers to this file.)
 .PP
 The delegater should
 .I not