diff --git a/xep-0115.xml b/xep-0115.xml
index 922422b4..f06a4e7c 100644
--- a/xep-0115.xml
+++ b/xep-0115.xml
@@ -273,7 +273,7 @@
       <p>Note: All sorting operations MUST be performed using "i;octet" collation as specified in Section 9.3 of &rfc4790;.</p>
       <ol start='1'>
         <li>Initialize an empty string S.</li>
-        <li>Sort the service discovery identities <note>A registry of service discovery identities is located at &DISCOCATEGORIES;.</note> by category and then by type and then by xml:lang (if it exists), formatted as CATEGORY '/' [TYPE] '/' [LANG] '/' [NAME]. <note>The combination of category, type, and xml:lang forms a unique combination, so it is not necessary to also sort by name (the name merely provides some human-readable text associated with a category/type/lang).</note> Note that each slash is included even if the TYPE, LANG, or NAME is not included.</li>
+        <li>Sort the service discovery identities <note>A registry of service discovery identities is located at &DISCOCATEGORIES;.</note> by category and then by type and then by xml:lang (if it exists), formatted as CATEGORY '/' [TYPE] '/' [LANG] '/' [NAME]. <note>The combination of category, type, and xml:lang forms a unique combination, so it is not necessary to also sort by name (the name merely provides some human-readable text associated with a category/type/lang).</note> Note that each slash is included even if the LANG or NAME is not included (in accordance with <cite>XEP-0030</cite>, the category and type MUST be included.</li>
         <li>For each identity, append the 'category/type/lang/name' to S, followed by the '&lt;' character.</li>
         <li>Sort the supported service discovery features. <note>A registry of service discovery features is located at &DISCOFEATURES;.</note></li>
         <li>For each feature, append the feature to S, followed by the '&lt;' character.</li>