diff --git a/README b/README
index 9a97ecf56..1b945dd1a 100644
--- a/README
+++ b/README
@@ -115,12 +115,16 @@ OUTPUT_POLICY		Integer.  Set the version of the policy created when
 
 UNK_PERMS		String.  Set the kernel behavior for handling of
 			permissions defined in the kernel but missing from the
-			policy.  The permissions can either be allowed, denied,
-			or the policy loading can be rejected.
+			policy.  The permissions can either be allowed (allow),
+			denied (deny), or the policy loading can be rejected
+			(reject).
 
 UBAC			Boolean.  If set, the SELinux user will be used
 			additionally for approximate role separation.
 
+SYSTEMD			Boolean. If set, sysdemd will be assumed the be the init
+			process provider.
+
 MLS_SENS		Integer.  Set the number of sensitivities in the MLS
 			policy.  Ignored on standard and MCS policies.