diff --git a/draft-ietf-sidrops-6486bis.xml b/draft-ietf-sidrops-6486bis.xml
index e1cb170..246b2ee 100644
--- a/draft-ietf-sidrops-6486bis.xml
+++ b/draft-ietf-sidrops-6486bis.xml
@@ -715,13 +715,13 @@
 	Manifests, CRLs and Resource Certificates <xref
 	target="RFC6487"/>, BGPsec Router Certificates <xref
 	target="RFC8209"/>, Ghostbuster Records <xref
-	target="RFC6493"/>, and ROAs <xref target="RFC6482"/>.	The set
+	target="RFC6493"/>, and ROAs <xref target="RFC6482"/>. The set
 	of retrieved objects may include other RPKI object types that
 	the RP is not prepared to process. When such objects are
 	encountered by an RP, the RP MUST NOT attempt to validate the
-	eContent (as described in Section 2.1.3.2 above) of such
-	objects; encountering such objects does not, per se, result in a
-	failed fetch.
+	eContent (as described in Section 2.1.3.2 of <xref
+	target="RFC8488"/>) of such objects; encountering such objects
+	does not, per se, result in a failed fetch.
       </t>
     </section>
 
@@ -904,6 +904,7 @@
     <?rfc include="reference.RFC.6493"?>
     <?rfc include="reference.RFC.8174"?>
     <?rfc include="reference.RFC.8209"?>
+    <?rfc include="reference.RFC.8488"?>
     <reference anchor="X.690">
     <front>
     <title>ASN.1 encoding rules: Specification of basic encoding Rules (BER), Canonical encoding rules (CER) and Distinguished encoding rules (DER)</title>