diff --git a/Hash2Pub/FediChord.asn1 b/Hash2Pub/FediChord.asn1
index 315013f..e2a7ab5 100644
--- a/Hash2Pub/FediChord.asn1
+++ b/Hash2Pub/FediChord.asn1
@@ -45,7 +45,7 @@ NodeState ::= SEQUENCE {
 	ipAddr			OCTET STRING (SIZE(16)),
 	dhtPort			INTEGER,
 	apPort			INTEGER,
-	vServerID		INTEGER
+	vServerID		INTEGER (0..255)
 	}
 
 CacheEntry ::= SEQUENCE {