diff --git a/pkg/init/etc/init.d/rcS b/pkg/init/etc/init.d/rcS
index 11fd504c6..1abe92d85 100755
--- a/pkg/init/etc/init.d/rcS
+++ b/pkg/init/etc/init.d/rcS
@@ -59,6 +59,9 @@ do
 	esac
 done < /proc/cgroups
 
+# use hierarchy for memory
+echo 1 > /sys/fs/cgroup/memory/memory.use_hierarchy
+
 # for compatibility
 mkdir -p /sys/fs/cgroup/systemd
 mount -t cgroup -o none,name=systemd cgroup /sys/fs/cgroup/systemd