diff --git a/docs/reference/libmm-glib/libmm-glib-docs.xml b/docs/reference/libmm-glib/libmm-glib-docs.xml
index bf43ff12..5b9a04d6 100644
--- a/docs/reference/libmm-glib/libmm-glib-docs.xml
+++ b/docs/reference/libmm-glib/libmm-glib-docs.xml
@@ -89,7 +89,6 @@
         <title>Generic interfaces</title>
         <xi:include href="xml/mm-modem.xml"/>
         <xi:include href="xml/mm-modem-3gpp.xml"/>
-        <xi:include href="xml/mm-modem-3gpp-ussd.xml"/>
         <xi:include href="xml/mm-modem-cdma.xml"/>
         <xi:include href="xml/mm-cdma-manual-activation-properties.xml"/>
         <xi:include href="xml/mm-unlock-retries.xml"/>
@@ -100,6 +99,10 @@
         <xi:include href="xml/mm-simple-connect-properties.xml"/>
         <xi:include href="xml/mm-simple-status.xml"/>
       </section>
+      <section>
+        <title>USSD support</title>
+        <xi:include href="xml/mm-modem-3gpp-ussd.xml"/>
+      </section>
       <section>
         <title>Location support</title>
         <xi:include href="xml/mm-modem-location.xml"/>