diff --git a/jsonschema-core.xml b/jsonschema-core.xml
index 75eecd4a..88de1db5 100644
--- a/jsonschema-core.xml
+++ b/jsonschema-core.xml
@@ -296,8 +296,8 @@
             </t>
             <t>
                 The root schema of a JSON Schema document SHOULD use this keyword.
-                The value of this keyword MUST be a <xref target="RFC3986">URI</xref> (an "absolute" URI),
-                and this URI MUST be normalized.
+                The value of this keyword MUST be a <xref target="RFC3986">URI</xref>
+                (containing a scheme) and this URI MUST be normalized.
                 The current schema MUST be valid against the meta-schema identified by this URI.
             </t>
             <t>