diff --git a/jsonschema-core.xml b/jsonschema-core.xml
index 28d83b60..8d45d175 100644
--- a/jsonschema-core.xml
+++ b/jsonschema-core.xml
@@ -5,7 +5,6 @@
 <!ENTITY RFC5988 SYSTEM "http://xml.resource.org/public/rfc/bibxml/reference.RFC.5988.xml">
 <!ENTITY RFC6839 SYSTEM "http://xml.resource.org/public/rfc/bibxml/reference.RFC.6839.xml">
 <!ENTITY RFC6901 SYSTEM "http://xml.resource.org/public/rfc/bibxml/reference.RFC.6901.xml">
-<!ENTITY RFC6906 SYSTEM "http://xml.resource.org/public/rfc/bibxml/reference.RFC.6906.xml">
 <!ENTITY RFC7049 SYSTEM "http://xml.resource.org/public/rfc/bibxml/reference.RFC.7049.xml">
 <!ENTITY RFC7159 SYSTEM "http://xml.resource.org/public/rfc/bibxml/reference.RFC.7159.xml">
 <!ENTITY RFC7231 SYSTEM "http://xml.resource.org/public/rfc/bibxml/reference.RFC.7231.xml">
@@ -675,7 +674,7 @@
 
             <section title='Linking to a schema'>
                 <t>
-                    It is RECOMMENDED that instances described by a schema/profile provide a link to
+                    It is RECOMMENDED that instances described by a schema provide a link to
                     a downloadable JSON Schema using the link relation "describedby", as defined by
                     <xref target="W3C.REC-ldp-20150226">Linked Data Protocol 1.0, section 8.1</xref>.
                 </t>
@@ -696,21 +695,23 @@ Link: <http://example.com/my-hyper-schema#>; rel="describedby"
             </section>
 
 
-            <section title='Describing a profile of JSON' anchor="profile">
+            <section title='Identifying a schema via a media type parameter' anchor="parameter">
                 <t>
-                    Instances MAY specify a "profile" as described in
-                    <xref target="RFC6906">The 'profile' Link Relation</xref>.
-                    When used as a media-type parameter, HTTP servers gain the ability to perform
-                    Content-Type Negotiation based on profile.
+                    Media types MAY allow for a "schema" media type parameter, which gives
+                    HTTP servers the ability to perform Content-Type Negotiation based on schema.
                     The media-type parameter MUST be a whitespace-separated list of URIs
                     (i.e. relative references are invalid).
                 </t>
                 <t>
-                    The profile URI is opaque and SHOULD NOT automatically be dereferenced.
-                    If the implementation does not understand the semantics of the provided profile,
+                    When using the media type application/schema-instance+json, the "schema"
+                    parameter MUST be supplied.
+                </t>
+                <t>
+                    The schema URI is opaque and SHOULD NOT automatically be dereferenced.
+                    If the implementation does not understand the semantics of the provided schema,
                     the implementation can instead follow the "describedby" links, if any, which may
-                    provide information on how to handle the profile.
-                    Since "profile" doesn't necessarily point to a network location, the
+                    provide information on how to handle the schema.
+                    Since "schema" doesn't necessarily point to a network location, the
                     "describedby" relation is used for linking to a downloadable schema.
                     However, for simplicity, schema authors should make these URIs point to the same
                     resource when possible.
@@ -724,26 +725,31 @@ Link: <http://example.com/my-hyper-schema#>; rel="describedby"
                     <artwork>
 <![CDATA[
 Content-Type: application/json;
-          profile="http://example.com/my-hyper-schema#"
+          schema="http://example.com/my-hyper-schema#"
 ]]>
                     </artwork>
                 </figure>
 
                 <t>
-                    Multiple profiles are whitespace separated:
+                    Multiple schemas are whitespace separated:
                 </t>
 
                 <figure>
                     <artwork>
 <![CDATA[
 Content-Type: application/json;
-          profile="http://example.com/alice http://example.com/bob"
+          schema="http://example.com/alice http://example.com/bob"
 ]]>
                     </artwork>
                 </figure>
 
                 <t>
-                    HTTP can also send the "profile" in a Link, though this may impact media-type
+                    <cref>
+                        This paragraph assumes that we can register a "schema" link relation.
+                        Should we instead specify something like "tag:json-schema.org,2017:schema"
+                        for now?
+                    </cref>
+                    HTTP can also send the "schema" in a Link, though this may impact media-type
                     semantics and Content-Type negotiation if this replaces the media-type parameter
                     entirely:
                 </t>
@@ -751,7 +757,7 @@ Content-Type: application/json;
                 <figure>
                     <artwork>
 <![CDATA[
-Link: </alice>;rel="profile", </bob>;rel="profile"
+Link: </alice>;rel="schema", </bob>;rel="schema"
 ]]>
                     </artwork>
                 </figure>
@@ -915,7 +921,6 @@ User-Agent: product-name/5.4.1 so-cool-json-schema/1.0.2 curl/7.43.0
 
         <references title="Informative References">
             &RFC5988;
-            &RFC6906;
             &RFC7049;
             &RFC7231;
             &fragid-best-practices;