diff --git a/README b/README
index 2f70922cb6..529c6e1930 100644
--- a/README
+++ b/README
@@ -80,6 +80,10 @@ REQUIREMENTS:
           CONFIG_TMPFS_XATTR
           CONFIG_SECCOMP
 
+        Required for CPUShares in resource control unit settings
+          CONFIG_CGROUP_SCHED
+          CONFIG_FAIR_GROUP_SCHED
+
         For systemd-bootchart, several proc debug interfaces are required:
           CONFIG_SCHEDSTATS
           CONFIG_SCHED_DEBUG